Zobrazeno 1 - 10
of 32
pro vyhledávání: '"Stephan Skornitzke"'
Publikováno v:
Insights into Imaging, Vol 14, Iss 1, Pp 1-14 (2023)
Abstract Background This study provides a quantitative meta-analysis of pancreatic CT perfusion studies, investigating choice of study parameters, ability for quantitative discrimination of pancreatic diseases, and influence of acquisition and recons
Externí odkaz:
https://doaj.org/article/323da373d82a4dcdb1a4757bf1af0acf
Autor:
Neha Vats, Philipp Mayer, Franziska Kortes, Miriam Klauß, Lars Grenacher, Wolfram Stiller, Hans-Ulrich Kauczor, Stephan Skornitzke
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-11 (2023)
Abstract For implementation, performance evaluation and timing optimization of CT perfusion first pass analysis (FPA) by correlation with maximum slope model (MSM) in pancreatic adenocarcinoma, dynamic CT perfusion acquisitions of 34 time-points were
Externí odkaz:
https://doaj.org/article/c61f5328ae74412eb902b597b5601b37
Autor:
Stephan Skornitzke, Neha Vats, Taisiya Kopytova, Elizabeth Wai Yee Tong, Tobias Hofbauer, Tim Frederik Weber, Christoph Rehnitz, Oyunbileg von Stackelberg, Klaus Maier-Hein, Wolfram Stiller, Jürgen Biederer, Hans-Ulrich Kauczor, Claus-Peter Heußel, Mark Wielpütz, Viktoria Palm
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-9 (2022)
Abstract Asynchronous calibration could allow opportunistic screening based on routine CT for early osteoporosis detection. In this phantom study, a bone mineral density (BMD) calibration phantom and multi-energy CT (MECT) phantom were imaged on eigh
Externí odkaz:
https://doaj.org/article/30e854a091594585b77f80ce0ca382cd
Publikováno v:
Heliyon, Vol 9, Iss 4, Pp e14726- (2023)
Introduction: By using bolus tracking with an appropriate acquisition delay dual-energy computed tomography (DECT) iodine maps might serve as a replacement of CT perfusion maps at reduced radiation exposure. This study aimed to evaluate the optimal a
Externí odkaz:
https://doaj.org/article/525e06c36831449c8f06783ae5245259
Autor:
Philipp Mayer, Franziska Fritz, Marco Koell, Stephan Skornitzke, Frank Bergmann, Matthias M. Gaida, Thilo Hackert, Klaus Maier-Hein, Frederik B. Laun, Hans-Ulrich Kauczor, Lars Grenacher, Miriam Klauß, Wolfram Stiller
Publikováno v:
Cancer Imaging, Vol 21, Iss 1, Pp 1-12 (2021)
Abstract Background/objectives The aim of this study was to compare intravoxel incoherent motion (IVIM) diffusion weighted (DW) MRI and CT perfusion to assess tumor perfusion of pancreatic ductal adenocarcinoma (PDAC). Methods In this prospective stu
Externí odkaz:
https://doaj.org/article/c8267730479f42b69bb8de686bec0a62
Autor:
Thuy D Do, Stephan Skornitzke, Uta Merle, Maximilian Kittel, Stefan Hofbaur, Claudius Melzig, Hans-Ulrich Kauczor, Mark O Wielpütz, Oliver Weinheimer
Publikováno v:
PLoS ONE, Vol 17, Iss 7, p e0271787 (2022)
ObjectivesTo evaluate the prognostic value of fully automatic lung quantification based on spectral computed tomography (CT) and laboratory parameters for combined outcome prediction in COVID-19 pneumonia.MethodsCT images of 53 hospitalized COVID-19
Externí odkaz:
https://doaj.org/article/d19be4d572e54fddbd3c20ae672a6be2
Autor:
Viktoria Palm, Tobias Norajitra, Oyunbileg von Stackelberg, Claus P. Heussel, Stephan Skornitzke, Oliver Weinheimer, Taisiya Kopytova, Andre Klein, Silvia D. Almeida, Michael Baumgartner, Dimitrios Bounias, Jonas Scherer, Klaus Kades, Hanno Gao, Paul Jäger, Marco Nolden, Elizabeth Tong, Kira Eckl, Johanna Nattenmüller, Tobias Nonnenmacher, Omar Naas, Julia Reuter, Arved Bischoff, Jonas Kroschke, Fabian Rengier, Kai Schlamp, Manuel Debic, Hans-Ulrich Kauczor, Klaus Maier-Hein, Mark O. Wielpütz
Publikováno v:
Healthcare, Vol 10, Iss 11, p 2166 (2022)
Automated image analysis plays an increasing role in radiology in detecting and quantifying image features outside of the perception of human eyes. Common AI-based approaches address a single medical problem, although patients often present with mult
Externí odkaz:
https://doaj.org/article/6488f630f8c84f5c884475e4f5bb95b7
Autor:
Philip Konietzke, Hauke H. Steentoft, Willi L. Wagner, Jonas Albers, Christian Dullin, Stephan Skornitzke, Wolfram Stiller, Tim F. Weber, Hans-Ulrich Kauczor, Mark O. Wielpütz
Publikováno v:
Heliyon, Vol 7, Iss 5, Pp e07066- (2021)
Objectives: To investigate the value of spectral-detector computed tomography (SDCT) parameters for the quantitative differentiation between atelectasis and pneumonia on contrast-enhanced chest CT. Material and methods: Sixty-three patients, 22 clini
Externí odkaz:
https://doaj.org/article/99e108a12c13422a87128d8a2458bace
Autor:
Stephan Skornitzke, Jacek Raddatz, André Bahr, Gregor Pahn, Hans-Ulrich Kauczor, Wolfram Stiller
Publikováno v:
European Radiology Experimental, Vol 3, Iss 1, Pp 1-8 (2019)
Abstract Background In computed tomography (CT) quality assurance, alignment of image quality phantoms is crucial for quantitative and reproducible evaluation and may be improved by alignment correction. Our goal was to develop an alignment correctio
Externí odkaz:
https://doaj.org/article/b2de046170e140c6a915451cbb54db75
Autor:
Thuy Duong Do, Julia Heim, Stephan Skornitzke, Claudius Melzig, Dominik F Vollherbst, Michael Faerber, Philippe L Pereira, Hans-Ulrich Kauczor, Christof Matthias Sommer
Publikováno v:
PLoS ONE, Vol 16, Iss 4, p e0249921 (2021)
PurposeTo evaluate dual-energy CT (DE) and dedicated metal artifact reduction algorithms (iMAR) during CT-guided biopsy in comparison to single-energy CT (SE).MethodsA trocar was placed in the liver of six pigs. CT acquisitions were performed with SE
Externí odkaz:
https://doaj.org/article/8c539a8f40324b1898ca881ee9bbf3f3