Thrombus Grade 1
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Overview
In PERFUSE Grade 1 thrombus, hazy, possible thrombus present. Angiography demonstrates characteristics such as reduced contrast density, haziness, irregular lesion contour, or a smooth convex "meniscus" at the site of total occlusion suggestive but not diagnostic of thrombus.