Search Results - "Leschka, Sebastian"

Cinematic rendering – an alternative to volume rendering for 3D computed tomography imaging by Dappa, Evelyn, Higashigaito, Kai, Fornaro, Jürgen, Leschka, Sebastian, Wildermuth, Simon, Alkadhi, Hatem

“…Volume rendering (VR) represents today’s standard three-dimensional (3-D) image post-processing technique, and often is used to visualize complex anatomical…”
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Differentiating epidural fibrosis from disc herniation on contrast-enhanced and unenhanced MRI in the postoperative lumbar spine by Passavanti, Zita, Leschka, Sebastian, Wildermuth, Simon, Forster, Thomas, Dietrich, Tobias Johannes

“…Objective To determine diagnostic confidence and inter-observer/intra-observer agreement in differentiating epidural fibrosis from disc herniation and lumbar…”
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Age dependent prevalence of the supraacetabular fossa in children, adolescents and young adults by Vaeth, Desiree, Dietrich, Tobias Johannes, Wildermuth, Simon, Leschka, Sebastian, Waelti, Stephan, Graf, Nicole, Fischer, Tim

“…Objectives The supraacetabular fossa (SAF) is an anatomical variant of the acetabular roof which may mimic a cartilage defect. Two different subtypes have been…”
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Subspecialized radiological reporting reduces radiology report turnaround time by Zabel, Andreas Otto Josef, Leschka, Sebastian, Wildermuth, Simon, Hodler, Juerg, Dietrich, Tobias Johannes

“…Objectives The objective of this study was to compare the radiology report turnaround time (RTAT) between decentralized/modality-based and…”
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Diagnostic accuracy of high-pitch dual-source CT for the assessment of coronary stenoses: first experience by Leschka, Sebastian, Stolzmann, Paul, Desbiolles, Lotus, Baumueller, Stephan, Goetti, Robert, Schertler, Thomas, Scheffel, Hans, Plass, Andre, Falk, Volkmar, Feuchtner, Gudrun, Marincek, Borut, Alkadhi, Hatem

“…Objectives The objective was to prospectively investigate the diagnostic accuracy of high-pitch (HP) dual-source computed tomography coronary angiography…”
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Short tau inversion recovery (STIR) after intravenous contrast agent administration obscures bone marrow edema-like signal on forefoot MRI by Fischer, Tim, Baz, Yassir El, Waelti, Stephan, Wildermuth, Simon, Leschka, Sebastian, Güsewell, Sabine, Dietrich, Tobias Johannes

“…Objective Short tau or short TI inversion recovery (STIR) MRI sequences are considered a robust fat suppression technique. However, STIR also suppresses…”
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Accuracy of dual-source CT coronary angiography: First experience in a high pre-test probability population without heart rate control by Scheffel, Hans, Alkadhi, Hatem, Plass, André, Vachenauer, Robert, Desbiolles, Lotus, Gaemperli, Oliver, Schepis, Tiziano, Frauenfelder, Thomas, Schertler, Thomas, Husmann, Lars, Grunenfelder, Jürg, Genoni, Michele, Kaufmann, Philipp A, Marincek, Borut, Leschka, Sebastian

“…The aim of this study was to assess the diagnostic accuracy of dual-source computed tomography (DSCT) for evaluation of coronary artery disease (CAD) in a…”
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Dual-Source CT Coronary Angiography: Image Quality, Mean Heart Rate, and Heart Rate Variability by Matt, David, Scheffel, Hans, Leschka, Sebastian, Flohr, Thomas G, Marincek, Borut, Kaufmann, Philipp A, Alkadhi, Hatem

“…The purpose of this study was to evaluate the effect of mean heart rate and heart rate variability on the image quality of dual-source CT coronary angiography…”
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Normal sonographic liver and spleen dimensions in a central European pediatric population by Waelti, Stephan, Fischer, Tim, Wildermuth, Simon, Leschka, Sebastian, Dietrich, Tobias, Guesewell, Sabine, Mueller, Pascal, Ditchfield, Michael, Markart, Stefan

“…Abstract Background Organ size is influenced by a number of factors. Age, height, weight, and ethnicity are known influencing factors. Pediatric populations…”
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High-Pitch Dual-Source CT Angiography of the Thoracic and Abdominal Aorta: Is Simultaneous Coronary Artery Assessment Possible? by Goetti, Robert, Baumuller, Stephan, Feuchtner, Gudrun, Stolzmann, Paul, Karlo, Christoph, Alkadhi, Hatem, Leschka, Sebastian

“…The purpose of this study was to prospectively evaluate the average heart rate and heart rate variability required for diagnostic imaging of the coronary…”
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Coronary artery motion and cardiac phases: dependency on heart rate -- implications for CT image reconstruction by Husmann, Lars, Leschka, Sebastian, Desbiolles, Lotus, Schepis, Tiziano, Gaemperli, Oliver, Seifert, Burkhardt, Cattin, Philippe, Frauenfelder, Thomas, Flohr, Thomas G, Marincek, Borut, Kaufmann, Philipp A, Alkadhi, Hatem

“…This study had institutional review board approval; written informed consent was obtained. The purpose was to prospectively determine the heart rate (HR)…”
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Temporal evolution of primary angiitis of the central nervous system (PACNS) on MRI following immunosuppressant treatment by Wagner, Franca, Almeida, Gonçalo G., Willems, Erik P., Weber, Johannes, Geiss, Johannes, Hundsberger, Thomas, Mordasini, Pasquale, Wildermuth, Simon, Leschka, Sebastian, Waelti, Stephan, Dietrich, Tobias Johannes, Fischer, Tim Steffen

“…Purpose To systematically analyse the time course of vessel wall enhancement and associated stenosis in patients with primary angiitis of the central nervous…”
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Use of coronary computed tomography angiography in clinical practice - single centre experience in Switzerland in light of current recommendations based on pretest probability considerations by Neurauter, Evelyne, Leschka, Sebastian, Wildermuth, Simon, Ehl, Niklas F, Joerg, Lucas, Rickli, Hans, Maeder, Micha T

“…Coronary computed tomography angiography (CCTA) is recommended as a first-line option for the exclusion of coronary artery disease in patients with low to…”
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Accuracy of 64-slice CT angiography for the detection of functionally relevant coronary stenoses as assessed with myocardial perfusion SPECT by Gaemperli, Oliver, Schepis, Tiziano, Koepfli, Pascal, Valenta, Ines, Soyka, Jan, Leschka, Sebastian, Desbiolles, Lotus, Husmann, Lars, Alkadhi, Hatem, Kaufmann, Philipp A

“…CT angiography (CTA) offers a valuable alternative for the diagnosis of CAD but its value in the detection of functionally relevant coronary stenoses remains…”
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Dual- and multi-energy CT: approach to functional imaging by Fornaro, Juergen, Leschka, Sebastian, Hibbeln, Dennis, Butler, Anthony, Anderson, Nigel, Pache, Gregor, Scheffel, Hans, Wildermuth, Simon, Alkadhi, Hatem, Stolzmann, Paul

“…The energy spectrum of X-ray photons after passage through an absorber contains information about its elemental composition. Thus, tissue characterisation…”
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Impact of Advanced Modeled Iterative Reconstruction on Coronary Artery Calcium Quantification by Messerli, Michael, MD, Rengier, Fabian, MD, Desbiolles, Lotus, MD, Ehl, Niklas F., MD, Bauer, Ralf W., MD, Leschka, Sebastian, MD, Alkadhi, Hatem, MD, MPH, EBCR, Wildermuth, Simon, MD, Nähle, Claas P., MD

“…Highlights • Advanced modeled iterative reconstruction causes substantial reductions of coronary artery calcium scores. • Coronary artery calcium may no longer…”
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Validation of a new cardiac image fusion software for three-dimensional integration of myocardial perfusion SPECT and stand-alone 64-slice CT angiography by Gaemperli, Oliver, Schepis, Tiziano, Kalff, Victor, Namdar, Mehdi, Valenta, Ines, Stefani, Laurent, Desbiolles, Lotus, Leschka, Sebastian, Husmann, Lars, Alkadhi, Hatem, Kaufmann, Philipp A

“…Combining the functional information of SPECT myocardial perfusion imaging (SPECT-MPI) and the morphological information of coronary CT angiography (CTA) may…”
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Dual-Source versus 64-Section CT Coronary Angiography at Lower Heart Rates: Comparison of Accuracy and Radiation Dose by BAUMÜLLER, Stephan, LESCHKA, Sebastian, DESBIOLLES, Lotus, STOLZMANN, Paul, SCHEFFEL, Hans, SEIFERT, Burkhardt, MARINCEK, Borut, ALKADHI, Hatem

“…To compare the diagnostic performance and radiation doses of dual-source and 64-section computed tomographic (CT) coronary angiography for the diagnosis of…”
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Clinical and Imaging Features of COVID-19-Associated Pulmonary Aspergillosis by Fischer, Tim, El Baz, Yassir, Graf, Nicole, Wildermuth, Simon, Leschka, Sebastian, Kleger, Gian-Reto, Pietsch, Urs, Frischknecht, Manuel, Scanferla, Giulia, Strahm, Carol, Wälti, Stephan, Dietrich, Tobias Johannes, Albrich, Werner C

“…COVID-19 superinfection by Aspergillus (COVID-19-associated aspergillosis, CAPA) is increasingly observed due to increased awareness and use of…”
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Predictors of Image Quality in High-Pitch Coronary CT Angiography by STOLZMANN, Paul, GOETTI, Robert P, MAUROVICH-HORVAT, Pal, HOFFMANN, Udo, FLOHR, Thomas G, LESCHKA, Sebastian, ALKADHI, Hatem

“…High-pitch coronary CT angiography (CTA) shows an alternative coronary CTA protocol to retrospectively ECG-gated imaging that is associated with a…”
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