Enhancing Junior Doctors' Preparedness and Satisfaction in Trauma and Orthopaedics: A Quality Improvement Project With the Development of a Comprehensive Guidebook.

Autor: Mohammed GDF; Trauma and Orthopaedics, Ysbyty Gwynedd, Bangor, GBR., Younis Z; Trauma and Orthopaedics, Royal Shrewsbury Hospital, Shrewsbury, GBR., Amin J; Trauma and Orthopaedics, The Robert Jones and Agnes Hunt Orthopaedic Hospital, Oswestry, GBR., Mansoor Z; Cardiology, Ysbyty Gwynedd, Bangor, GBR., Lingnau L; Trauma and Orthopaedics, Charité - Universitätsmedizin, Berlin, DEU., Jesudason EP; Trauma and Orthopaedics, Ysbyty Gwynedd, Bangor, GBR.

Publikováno v: Cureus [Cureus] 2024 Sep 23; Vol. 16 (9), pp. e70061. Date of Electronic Publication: 2024 Sep 23 (Print Publication: 2024).

Noncontrast CT Selected Thrombectomy vs Medical Management for Late-Window Anterior Large Vessel Occlusion.

Autor: Nguyen TN; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Nogueira RG; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Qureshi MM; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Nagel S; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Raymond J; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Abdalkader M; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Demeestere J; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Marto JP; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Sheth SA; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Puetz V; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Dusart A; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Michel P; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Ribo M; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Zaidat OO; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Siegler JE; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Haussen DC; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Strbian D; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Henon H; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Mohammaden MH; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Möhlenbruch MA; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Olive-Gadea M; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Puri AS; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Winzer S; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Kaesmacher J; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Klein P; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Tomppo L; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Caparros F; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Ramos JN; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Jumaa MA; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Zaidi SF; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Martinez-Majander N; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Nannoni S; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Vandewalle L; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Bellante F; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Farooqui M; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Salazar-Marioni S; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Virtanen P; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Kaiser DPO; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Wouters A; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Ventura R; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Jesser J; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Mujanovic A; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Shu L; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Castonguay AC; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Mansoor Z; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Qiu Z; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Masoud HE; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Requena M; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Peltola E; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Hu W; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Lin E; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Tanaka K; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Cordonnier C; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Roy D; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Yaghi S; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Strambo D; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Yamagami H; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Fischer U; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Jovin TG; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Lemmens R; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Ringleb PA; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ., Ortega-Gutierrez S; From the Department of Neurology (T.N.N., P.K., Z.M.), and Department of Radiology (T.N.N., M.M.Q., M.A., P.K., Z.M.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, MA; Department of Neurology (R.G.N.), Neurosurgery, University of Pittsburgh Medical Center, PA; Department of Radiation Oncology (M.M.Q.), Boston Medical Center, MA; Department of Neurology (S. Nagel), Klinikum Ludwigshafen, Ludwigshafen, Germany; Department of Neurology (S. Nagel, P.A.R.), Heidelberg University Hospital, Germany; Interventional Neuroradiology Laboratory (J.R., D.R.), Department of Radiology, Centre Hospitalier de l'Universite de Montreal, Quebec, Canada; Department of Neurology (J.D., L.V., A.W., R.L.), UZ Leuven; Laboratory for Neurobiology (J.D., L.V., A.W., R.L.), KU Leuven, Belgium; Department of Neurology (J.P.M., R.V.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (S.A.S., S.S.-M.), UTHealth McGovern Medical School, Houston, TX; Department of Neurology (V.P., S.W.), and Dresden Neurovascular Center (V.P., S.W., D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (A.D., F.B.), Hôpital Civil Marie Curie, Charleroi, Belgium; Department of Neurology (P.M., D. Strambo), Lausanne University Hospital and University of Lausanne, Switzerland; Department of Neurology (M. Ribo, M.O.-G., M. Requena), Hospital Vall d'Hebron, Barcelona, Spain; Neuroscience and Stroke Program (O.O.Z., E.L.), Bon Secours Mercy Health St. Vincent Hospital, Toledo, OH; Department of Neurology (J.E.S.), University of Chicago, IL; Department of Neurology (D.C.H., M.H.M.), Grady Memorial Hospital, Atlanta, GA; Department of Neurology (D. Strbian, L.T., N.M.-M.), Helsinki University Hospital, University of Helsinki, Finland; Department of Neurology (H.H., F.C., C.C.), Univ. Lille, Inserm, CHU Lille, U1172 - LilNCog - Lille Neuroscience & Cognition, Lille, France; Department of Radiology (M.A.M., J.J.), Heidelberg University Hospital, Germany; Division of Interventional Neuroradiology (A.S.P.), University of Massachusetts Memorial Medical Center, Worcester; Department of Diagnostic and Interventional Neuroradiology (J.K., A.M.), University Hospital Bern, Switzerland; Department of Radiology (J.N.R.), Hospital de Egas Moniz, Centro Hospitalar Lisboa Ocidental, Portugal; Department of Neurology (M.A.J., S.F.Z., A.C.C.), University of Toledo, OH; Department of Clinical Neurosciences (S. Nannoni), University of Cambridge, United Kingdom; Department of Neurology (M.F., S.O.-G.), University of Iowa, Iowa City; Department of Radiology (P.V., E.P.), Helsinki University Hospital, University of Helsinki, Finland; Institute of Neuroradiology (D.P.O.K.), Faculty of Medicine and University Hospital Carl Gustav Carus, Technische Universität Dresden, Germany; Department of Neurology (L.S., S.Y.), Rhode Island Hospital, Providence; Department of Neurology (Z.Q.), 903rd Hospital of The Chinese People's Liberation Army, Hangzhou, China; Department of Neurology (H.E.M.), State University of New York, Syracuse; Department of Neurology (W.H.), The First Affiliated Hospital of USTC, China; Department of Cerebrovascular Medicine (K.T.), National Cerebral and Cardiovascular Center, Suita, Japan; Department of Stroke Neurology (H.Y.), NHO Osaka National Hospital, Japan; Department of Neurology (U.F.), University Hospital Basel, Switzerland; Department of Neurology (U.F.), University Hospital Bern, Switzerland; and Department of Neurology (T.G.J.), Cooper University Hospital, Camden, NJ.

Publikováno v: Neurology [Neurology] 2024 May 28; Vol. 102 (10), pp. e209324. Date of Electronic Publication: 2024 May 06.

Molecular Phylogeny and Characterization of Mundri Sheep (Ovis aries) of Pakistan through Sequencing of Mitochondrial Cytochrome b and Cytochrome Oxidase Subunit I.

Autor: Noreen, T., Hussain, T., Mansha, M., Mansoor, Z., Wajid, A., Ashraf, M. R., Ayub, G., M Musthafa, M. M., Marikar, F. M. M. T.

Publikováno v: Veterinarska Stanica; 2023, Vol. 54 Issue 6, p673-692, 20p

The Impact of the Novel Coronavirus Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Pandemic on Case Fatality Rates and Cost of Surgical Care in Brazil.

Autor: Hauwanga WN; Family Medicine, Faculty of Medicine, Federal University of the State of Rio de Janeiro, Rio de Janeiro, BRA., El Husseini N; Faculty of Medicine, Beirut Arab University, Beirut, LBN., El Ghazzawi AA; Faculty of Medicine, Beirut Arab University, Beirut, LBN., Mansoor Z; Faculty of Health Sciences, Karachi Medical and Dental College, Karachi, PAK., Chaudhary A; Medicine, Smt. Nathiba Hargovandas Lakhmichand Municipal Medical College, Ahmedabad, IND., Elamin A; Faculty of Medicine, National University of Sudan, Khartoum, SDN., McBenedict B; Medicine, Hospital Universitário Antônio Pedro (Antonio Pedro University Hospital), Niteroi, BRA.

Publikováno v: Cureus [Cureus] 2024 Mar 21; Vol. 16 (3), pp. e56624. Date of Electronic Publication: 2024 Mar 21 (Print Publication: 2024).

Temporal Trends of Age-Adjusted Mortality Rates for Rheumatic Heart Disease in Brazil From 2000 to 2021.

Autor: McBenedict B; Medicine, Hospital Universitário Antônio Pedro (Antonio Pedro University Hospital), Niteroi, BRA., Mansoor Z; Faculty of Health Sciences, Karachi Medical and Dental College, Karachi, PAK., Chaudhary A; Medicine, Smt. NHL Municipal Medical College, Ahmedabad, IND., Thomas A; Neurology, Christian Medical College and Hospital, Ludhiana, IND., Yaseen M; Medicine and Surgery, Gambat Institute of Medical Sciences, Gambat, PAK., Hauwanga W; Family Medicine, Faculty of Medicine, Federal University of the State of Rio de Janeiro, Rio de Janeiro, BRA.

Publikováno v: Cureus [Cureus] 2024 Jan 15; Vol. 16 (1), pp. e52322. Date of Electronic Publication: 2024 Jan 15 (Print Publication: 2024).