Results 251 to 260 of about 1,646,093 (289)

Intraindividual comparison of photon-counting detector CT and third-generation dual-source energy-integrating detector CT in multiphasic contrast-enhanced abdominal CT. [PDF]

Sci Rep
Sofue K, Nishiuchi K, Ishikawa K, Ueno Y, Negi N, Umeno A, Kozuki R, Yamaguchi T, Ueshima E, Tsuboyama T, Imaoka I, Murakami T.   +11 more
europepmc   +1 more source

Optimizing contrast timing in photon-counting detector CT for the assessment of peripheral arthritis. [PDF]

Skeletal Radiol
Horvath A, Csercsik R, Gyebnar JN, Veres DS, Maurovich-Horvat P, Menyhart A, Gyergyoi V, Balint PV, Marton N.   +8 more
europepmc   +1 more source

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The Technical Development of Photon Counting Detector CT

European Radiology, 2023
Since 1971 and Hounsfield’s first CT system, clinical CT systems have used scintillating energy-integrating detectors (EIDs) that use a two-step detection process.
C. McCollough, K. Rajendran, S. Leng, Li-Feng Yu, J. Fletcher, K. Stierstorfer, T. Flohr   +6 more
semanticscholar   +1 more source

Coronary Plaque Quantification with Ultrahigh-Spatial-Resolution Photon-counting Detector CT: Intraindividual Comparison with Energy-integrating Detector CT.

Radiology
Background Other than enhancing the accuracy of stenosis measurements, the improved spatial resolution of photon-counting detector (PCD) CT may have an impact on quantitative plaque assessment at coronary CT angiography (CCTA).
M. Vecsey-Nagy, Giuseppe Tremamunno, U. Schoepf, C. Gnasso, Emese Zsarnóczay, N. Fink, Dmitrij Kravchenko, M. Halfmann, Jim O'Doherty, B. Szilveszter, Pál Maurovich-Horvat, I. Kabakus, P. Suranyi, T. Emrich, Á. Varga-Szemes   +14 more
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Myocardial Characterization with Extracellular Volume Mapping with a First-Generation Photon-counting Detector CT with MRI Reference.

Radiology, 2023
Background Photon-counting detector (PCD) CT provides comprehensive spectral data with every acquisition, but studies evaluating myocardial extracellular volume (ECV) quantification with use of PCD CT compared with an MRI reference remain lacking ...
G. Aquino, J. O'Doherty, U. Schoepf, Benjamin Ellison, J. Byrne, N. Fink, Emese Zsarnóczay, E. Wolf, T. Allmendinger, B. Schmidt, T. Flohr, D. Baruah, P. Suranyi, Á. Varga-Szemes, T. Emrich   +14 more
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Photon-Counting-Detector CT: Technology Overview and Radiation Dose Reduction.

British Journal of Radiology
Photon-counting detector computed tomography (PCD-CT) represents a transformative advancement in CT technology, overcoming limitations of conventional energy-integrating detector (EID) based systems.
Liqiang Ren, X. Duan, Richard W. Ahn, Fernando Kay, Laleh Daftaribesheli, Wei Zhou, J. Guild, Lakshmi Ananthakrishnan   +7 more
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Ultrahigh-Spatial-Resolution Photon-counting Detector CT Angiography of Coronary Artery Disease for Stenosis Assessment.

Radiology
Background Coronary CT angiography is a first-line test in coronary artery disease but is limited by severe calcifications. Photon-counting-detector (PCD) CT improves spatial resolution. Purpose To investigate the effect of improved spatial resolution on
M. Halfmann, S. Bockius, T. Emrich, M. Hell, U. Schoepf, G. Laux, L. Kavermann, D. Graafen, Tomasso Gori, Yang Yang, R. Kloeckner, P. Maurovich-Horvát, Jens Ricke, L. Müller, Á. Varga-Szemes, N. Fink   +15 more
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Robustness of radiomics within photon-counting detector CT: impact of acquisition and reconstruction factors

European Radiology
To assess the impact of acquisition and reconstruction factors on the robustness of radiomics within photon-counting detector CT (PCD-CT). A phantom with twenty-eight texture materials was scanned with different acquisition and reconstruction factors ...
Huan Zhang, Tingwei Lu, Ling-Yun Wang, Yue Xing, Yangfan Hu, Zhi-Han Xu, Jun-Jie Lu, Jiarui Yang, Jingshen Chu, Ben-yan Zhang, Jingyu Zhong   +10 more
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