Legend. Optical coherence tomography (left), angioscopy (middle), and IVUS (right) images of fibrous cap disruption (above) and erosion (below). A localized flap of disruption (above, arrows) is seen in all, whereas an erosion found on the surface of a plaque (below, arrows) with thrombus (T) is not seen in IVUS. See pages 934 and 935.