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FIG 1. A 72-year-old man with suspected carotid artery disease.
A, CE MRA of the carotid and vertebrobasilar circulations (3D FLASH, TR/TE, 4.36/1.64; flip angle 25°; bandwith, 432 Hz; matrix 136 x 512; field of view, 165 x 330 mm; slab thickness, 70 mm; partitions, 80; and voxel size, 1.33 x 0.64 x 1.15 mm3) shows stenoses in proximal left internal carotid artery (large arrow) and distal left vertebral artery (small arrow).
B, CE MRA MIP image, with carotid vessels edited out, more clearly shows the left vertebral artery stenosis (arrow).
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