Investigative radiology
High-Z Contrast Media for Coronary Photon-counting Detector CT Angiography: Improved Quantification of Calcified Stenoses.
Tristan T Demmert, Konstantin Klambauer, Bernhard Schmidt, Victor Mergen, Lukas J Moser, Philipp N Maintz, Thomas Allmendinger, Thomas Flohr, Hubertus Pietsch, Matthias Eberhard, Hatem Alkadhi
Published: 202510.1097/RLI.0000000000001262
Abstract
BACKGROUND: Blooming artifacts from calcified plaques can obscure the vessel lumen, leading to overestimation of stenosis severity. Spectral coronary angiography with photon-counting detector CT (PCD-CT) provides virtual monoenergetic images (VMIs) f…
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