Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Christoph, Panknin"'
Autor:
Arwed Elias Michael, Denise Schoenbeck, Matthias Michael Woeltjen, Jan Boriesosdick, Julius Henning Niehoff, Alexey Surov, Jan Borggrefe, Bernhard Schmidt, Christoph Panknin, Tilman Hickethier, David Maintz, Alexander Christian Bunck, Roman Johannes Gertz, Jan Robert Kroeger
Publikováno v:
Heliyon, Vol 10, Iss 6, Pp e27636- (2024)
1 Abstract: Rationale and objectives: Coronary computed tomography angiography (CCTA) is becoming increasingly important for the diagnostic workup of coronary artery disease, nevertheless, imaging of in-stent stenosis remains challenging. For the fir
Externí odkaz:
https://doaj.org/article/c5cbf7d1fa3b45609f4a59abbd87f3a9
Autor:
Robin F. Gohmann, Adrian Schug, Konrad Pawelka, Patrick Seitz, Nicolas Majunke, Hamza El Hadi, Linda Heiser, Katharina Renatus, Steffen Desch, Sergey Leontyev, Thilo Noack, Philipp Kiefer, Christian Krieghoff, Christian Lücke, Sebastian Ebel, Michael A. Borger, Holger Thiele, Christoph Panknin, Mohamed Abdel-Wahab, Matthias Horn, Matthias Gutberlet
Publikováno v:
Frontiers in Cardiovascular Medicine, Vol 10 (2023)
ObjectiveTo compare machine learning (ML)-based CT-derived fractional flow reserve (CT-FFR) in patients before transcatheter aortic valve replacement (TAVR) by observers with differing training and to assess influencing factors.BackgroundCoronary com
Externí odkaz:
https://doaj.org/article/6ba84b8a6bf54ae5a4e85fd749516cd3
Autor:
Julius Henning Niehoff, Alexandra Fiona Carmichael, Matthias Michael Woeltjen, Jan Boriesosdick, Arwed Elias Michael, Bernhard Schmidt, Christoph Panknin, Thomas G. Flohr, Iram Shahzadi, Hansjuergen Piechota, Jan Borggrefe, Jan Robert Kroeger
Publikováno v:
Diagnostics, Vol 13, Iss 3, p 458 (2023)
Background: This study evaluated the feasibility of reducing the radiation dose in abdominal imaging of urolithiasis with a clinical photon-counting CT (PCCT) by gradually lowering the image quality level (IQL) without compromising the image quality
Externí odkaz:
https://doaj.org/article/47f3e3cd52bd48729fed4d8a81b7794a
Autor:
Matthias Horn, Matthias Gutberlet, Christoph Panknin, Christian Lücke, David Holzhey, Steffen Desch, Sebastian Ebel, Johannes Wilde, Christian Krieghoff, Mohamed Abdel-Wahab, Konrad Pawelka, Philipp Lauten, Patrick Seitz, Michael A. Borger, Katharina Renatus, Philipp Kiefer, Linda Heiser, Sebastian Gottschling, Holger Thiele, Thilo Noack, Robin Gohmann, Nicolas Majunke
Publikováno v:
JACC: Cardiovascular Imaging. 15:476-486
Objectives To analyze the ability of machine-learning (ML)-based computed tomography (CT)-derived fractional flow reserve (CT-FFR) to further improve the diagnostic performance of coronary...
Autor:
Robin F, Gohmann, Konrad, Pawelka, Patrick, Seitz, Nicolas, Majunke, Linda, Heiser, Katharina, Renatus, Steffen, Desch, Philipp, Lauten, David, Holzhey, Thilo, Noack, Johannes, Wilde, Philipp, Kiefer, Christian, Krieghoff, Christian, Lücke, Sebastian, Gottschling, Sebastian, Ebel, Michael A, Borger, Holger, Thiele, Christoph, Panknin, Matthias, Horn, Mohamed, Abdel-Wahab, Matthias, Gutberlet
Publikováno v:
JACC. Cardiovascular imaging. 15(3)
The purpose of this study was to analyze the ability of machine-learning (ML)-based computed tomography (CT)-derived fractional flow reserve (CT-FFR) to further improve the diagnostic performance of coronary CT angiography (cCTA) for ruling out signi
Autor:
Robin Fabian Gohmann, Patrick Seitz, Konrad Pawelka, Nicolas Majunke, Adrian Schug, Linda Heiser, Katharina Renatus, Steffen Desch, Philipp Lauten, David Holzhey, Thilo Noack, Johannes Wilde, Philipp Kiefer, Christian Krieghoff, Christian Lücke, Sebastian Ebel, Sebastian Gottschling, Michael A. Borger, Holger Thiele, Christoph Panknin, Mohamed Abdel-Wahab, Matthias Horn, Matthias Gutberlet
Publikováno v:
Journal of Clinical Medicine; Volume 11; Issue 5; Pages: 1331
Background: Coronary artery disease (CAD) is a frequent comorbidity in patients undergoing transcatheter aortic valve implantation (TAVI). If significant CAD can be excluded on coronary CT-angiography (cCTA), invasive coronary angiography (ICA) may b
Autor:
Christoph Panknin, Puay Yong Neo, Shian Chao Tay, Chin Cheung Lau, Lai Peng Chan, Ita Suzana Mat Jais, Kai Nan An
Publikováno v:
Medical Engineering & Physics. 35:1837-1842
Objective Dynamic Computed Tomography (CT) promises insights into the pathophysiology of carpal instability by recording images of the carpus while it is in motion. The purpose of this study was to investigate the effect of motion velocity on image q
Autor:
Derek G. Lohan, Leanne L. Seeger, Kambiz Motamedi, Christoph Panknin, Stefan G. Ruehm, Kira Chow, Reza Habibi
Publikováno v:
Lohan, DG; Motamedi, K; Chow, K; Habibi, R; Panknin, C; Ruehm, SG; et al.(2008). Does dual-energy CT of lower-extremity tendons incur penalties in patient radiation exposure or reduced multiplanar reconstruction image quality?. American Journal of Roentgenology, 191(5), 1386-1390. doi: 10.2214/AJR.07.3624. UCLA: Retrieved from: http://www.escholarship.org/uc/item/4030s993
AJR. American journal of roentgenology, vol 191, iss 5
AJR. American journal of roentgenology, vol 191, iss 5
OBJECTIVE. The purposes of this study were to evaluate the quality and radiation exposure of data acquired with dual-energy CT compared with single-energy MDCT in the depiction of lower-extremity tendons and to assess whether a dual-energy CT voltage
Autor:
Karin T. Eckel, Christian Gmelin, Michael Lell, Matthias Schmid, Werner Bautz, Holger Greess, Christoph Panknin
Publikováno v:
American Journal of Roentgenology. 190:785-789
The objective of this study was to compare thin-slice multiplanar evaluation and conventional 3-mm axial evaluation of head and neck MDCT in tumor staging.Ninety-six patients with histologically proven squamous cell carcinoma were evaluated independe
Autor:
Ernst Klotz, Hendrik Ditt, James Sayre, J. Pablo Villablanca, Stefan G. Ruehm, Michael Lell, Christoph Panknin
Publikováno v:
Investigative Radiology. 43:27-32
Bone subtraction techniques have been shown to enhance cranial computed tomography angiography (CTA). The aims of this study were to assess the feasibility of bone subtraction CTA (BSCTA) in cervical CTA, test whether a late venous CT (LVCT) scan can