Optimal Virtual Monoenergetic Photon Energy (keV) for Photon-Counting-Detector Computed Tomography Angiography.

Chelsea A S Dunning,Kishore Rajendran,Akitoshi Inoue,Prabhakar Rajiah,Nikkole Weber,Joel G Fletcher,Cynthia H McCollough,Shuai Leng

Journal of computer assisted tomography（2023）

引用 5|浏览10

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摘要

Quantitatively, VMIs at 40 keV had the highest CNR in major arterial vasculature using PCD-CTA. Based on radiologists' preference, the 45- and 50-keV VMIs were optimal for small body parts (eg, head and neck and lower extremity) and large body parts (eg, abdomen), respectively.

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关键词

tomography,photon-counting-detector

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