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Visualization of bone details in a novel photon-counting dual-source CT scanner-comparison with energy-integrating CT.

Stefanie J BetteFranziska M BraunMark HaertingJosua A DeckerJan H LuitjensChristian Scheurig-MuenklerThomas J KroenckeFlorian Schwarz
Published in: European radiology (2021)
• In dose-matched scans, photon-counting detector CT series showed significantly less image noise, higher signal-to-noise ratio, and higher edge sharpness than energy-integrating detector CT series. • Human observers considered the delineation of tiny bone details as feasible at much lower dose levels in photon-counting detector CT than in energy-integrating detector CT. • In direct comparison of series matched for signal-to-noise ratio, photon-counting detector CT series were considered superior in almost all cases.
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