Association of Vascular Risk Factors and Cerebrovascular Pathology With Alzheimer Disease Pathologic Changes in Individuals Without Dementia.

Autor: Lorenzini L; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Maranzano A; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Ingala S; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Collij LE; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Tranfa M; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Blennow K; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Di Perri C; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Foley C; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Fox NC; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Frisoni GB; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Haller S; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Martinez-Lage P; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Mollison D; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., O'Brien J; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Payoux P; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Ritchie C; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Scheltens P; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Schwarz AJ; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Sudre CH; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Tijms BM; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Verde F; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Ticozzi N; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Silani V; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Visser PJ; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Waldman A; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Wolz R; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Chételat G; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Ewers M; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Wink AM; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Mutsaerts H; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Gispert JD; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Wardlaw JM; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom., Barkhof F; From the Department of Radiology and Nuclear Medicine (L.L., S.I., L.E.C., M.T., A.M.W., F.B.), Amsterdam University Medical Centre, Vrije Universiteit; Amsterdam Neuroscience (L.L., S.I., L.E.C., A.M.W., H.M.), Brain Imaging, Amsterdam, The Netherlands; Department of Neurology and Laboratory of Neuroscience (A.M., F.V., N.T., V.S.), IRCCS Istituto Auxologico Italiano, Milan, Italy; Department of Radiology (S.I.), Copenhagen University Hospital Rigshospitalet; Cerebriu A/S (S.I.), Copenhagen, Denmark; Clinical Memory Research Unit (L.E.C.), Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Advanced Biomedical Sciences (M.T.), University 'Federico II,' Naples, Italy; Department of Psychiatry and Neurochemistry (K.B., C.H.S.), Institute of Neuroscience and Physiology, the Sahlgrenska Academy at the University of Gothenburgn; Clinical Neurochemistry Laboratory (K.B.), Sahlgrenska University Hospital, Mölndal, Sweden; Neuroradiology Department (C.D.P.), University Hospital of Coventry and Warwickshire (UHCW), Coventry; GE HealthCare (C.F.), Amersham; Dementia Research Centre (N.C.F.), UCL Queen Square Institute of Neurology; UK Dementia Research Institute at University College London (N.C.F.), United Kingdom; Laboratory Alzheimer's Neuroimaging and Epidemiology (G.B.F.), IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy; University Hospitals and University of Geneva (G.B.F.); CIMC - Centre d'Imagerie Médicale de Cornavin (S.H.), Place de Cornavin 18, Genève, Switzerland; Department of Surgical Sciences (S.H.), Radiology, Uppsala University, Sweden; Department of Radiology (S.H.), Beijing Tiantan Hospital, Capital Medical University, P. R. China; Centro de Investigación y Terapias Avanzadas (P.M.-L.), Neurología, CITA-Alzheimer Foundation, San Sebastián, Spain; Centre for Clinical Brain Sciences (D.M., A.W., J.M.W.), The University of Edinburgh; Department of Psychiatry (J.O.B.), School of Clinical Medicine, CB2 0SP, University of Cambridge, United Kingdom; Department of Nuclear Medicine (P.P.), Toulouse University Hospital; ToNIC (P.P.), Toulouse NeuroImaging Center, University of Toulouse, Inserm, UPS, France; Edinburgh Dementia Prevention (C.R.), Centre for Clinical Brain Sciences, Outpatient Department 2, Western General Hospital, University of Edinburgh Brain Health Scotland (C.R.), Edinburgh, United Kingdom; Alzheimer Center Amsterdam (P.S., B.M.T., P.J.V.), Neurology, Vrije Universiteit Amsterdam, Amsterdam UMC location VUmc; Amsterdam Neuroscience (P.S., B.M.T., P.J.V.), Neurodegeneration, Amsterdam, The Netherlands; Takeda Pharmaceuticals Ltd. (A.J.S.), Cambridge, MA; Department of Medical Physics and Biomedical Engineering (C.H.S.), Centre for Medical Image Computing (CMIC), University College London (UCL); MRC Unit for Lifelong Health & Ageing at UCL (C.H.S.), University College London; School of Biomedical Engineering and Imaging Sciences (C.H.S.), King's College London, United Kingdom; Department of Pathophysiology and Transplantation (F.V., N.T., V.S.), 'Dino Ferrari' Center, Università degli Studi di Milano, Milan, Italy; Alzheimer Center Limburg (P.J.V.), Department of Psychiatry and Neuropsychology, School of Mental Health and Neuroscience, 6229 GS, Maastricht University, The Netherlands; Division of Neurogeriatrics (P.J.V.), Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Department of Medicine (A.W.), Imperial College London; IXICO (R.W.), EC1A 9PN, London, United Kingdom; Université de Normandie (G.C.), Unicaen, Inserm, U1237, PhIND 'Physiopathology and Imaging of Neurological Disorders', institut Blood-and-Brain @ Caen-Normandie, Cyceron, Caen, France; German Center for Neurodegenerative Diseases (DZNE) (M.E.), Munich, Germany; Ghent Institute for Functional and Metabolic Imaging (GIfMI) (H.M.), Ghent University, Belgium; Barcelonaβeta Brain Research Center (BBRC) (J.D.G.), Pasqual Maragall Foundation; CIBER Bioingeniería (J.D.G.), Biomateriales y Nanomedicina (CIBER-BBN), Madrid; IMIM (Hospital del Mar Medical Research Institute) (J.D.G.); Universitat Pompeu Fabra (J.D.G.), Barcelona, Spain; UK Dementia Research Institute Centre at the University of Edinburgh (J.M.W.); and Institutes of Neurology and Healthcare Engineering (F.B.), University College London, United Kingdom.

Publikováno v: Neurology [Neurology] 2024 Oct 08; Vol. 103 (7), pp. e209801. Date of Electronic Publication: 2024 Sep 17.

Genetic, vascular, and amyloid determinants of cerebral blood flow in a preclinical population

Autor: Padrela, B. E., Lorenzini, L., Collij, L. E., Vállez García, D., Coomans, E., Ingala, S., Tomassen, J., Deckers, Q., Shekari, M., Geus, E. J. C., Giessen, E., Ten Kate, M., Jelle Visser, P., Barkhof, F., Petr, J., Den Braber, A., Mutsaerts, H. J. M. M.

Publikováno v: Journal of Cerebral Blood Flow and Metabolism (2023)

Aging-related cognitive decline can be accelerated by a combination of genetic factors, cardiovascular and cerebrovascular dysfunction, and amyloid-β burden. Whereas cerebral blood flow (CBF) has been studied as a potential early biomarker of cognit

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______4577::2a1a881f3b6cbe590b6a97ddc7a7b958
https://www.hzdr.de/publications/Publ-36407-1

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Heterogeneity of ASL perfusion MRI in low-grade paediatric glioma as imaging biomarker to assess treatment effect

Autor: Alic, L., Willekens, S. C., Mutsaerts, H.-J. M. M., Petr, J., Schouten-Van Meeteren, N. A. Y. N., Lequin, M. M. H., Wiegers, E. E. C.

Publikováno v: ISMRM '22: Proceedings of the ISMRM 30th Annual Meeting & Exhibition, 07.-12.05.2022, London, United Kingdom

ASL-MRI is reported as an option to assess potentially heterogeneous physiological processes important for tumour treatment. Therefore, we explored the heterogeneity in normalised CBF as an imaging biomarker for assessment of treatment effect in pLGG

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::5e19ff9151a90a916c81b26b7eb707ed
https://www.hzdr.de/publications/Publ-34739-2