Fig. 3From: Plaque distribution of low-grade basilar artery atherosclerosis and its clinical relevanceIn a symptomatic BA stenosis (a), a plaque involving dorsal (4 slices) and lateral wall (4 slices) is seen on 8 of 12 consecutive T2WI slices (b, arrows on HR-MR; calculated percentage of plaque distribution: dorsal 50%, ventral 0%, and lateral 50%)Back to article page