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IVUS images demonstrating A) normal and B–F) diseased vessel segments. B) A fibro-calcific plaque is shown expanding between 9 and 11 o’clock. C, E) Bulky soft plaque (fibro-fatty) and D, F) necrotic-fatty plaque examples are shown. Images E and F show virtual histology IVUS (Volvano Corporation, Rancho Cordova, CA). IVUS: Intravascular Ultrasound.
