Radiographic Atherosclerotic Plaque Characterization
AC Langheinrich, M Kampschulte, C Crößmann, R Moritz, WS Rau, RM Bohle, EL Ritman · RöFo - Fortschritte auf dem Gebiet der Röntgenstrahlen und der bildgebenden Verfahren · 2008 · Heft 04
Bibliografische Angaben
Zusammenfassung
Ziele: A detailed radiographic plaque classification remains an unresolved problem. Therefore, we evaluated clinical dual-source CT and different micro-CT scanner resolutions and radiation geometry to characterize atherosclerotic lesions in human coronary arteries ex-vivo. Methode: Human coronary arteries (n=22) obtained at autopsy were scanned using Dual-Source CT (Definition, Siemens, Germany) and micro-CT at 10µm (micro-CT, SkyScan 1070), 5µm (custom-built micro-CT scanner, Mayo Clinic, Rochester, USA) and 4µm cubed voxel size (synchrotron-based micro-CT, NSLS, Brookhaven, USA) at 8 and 16 bit gray-scale. Dif…