FINDINGS:
Vasculature: There is a normal anatomic configuration of the aortic arch. There is mild atherosclerotic plaque at the bilateral carotid bifurcations with <50% stenosis by NASCET criteria, There is no MPRAGE positive plaque, ulceration or intraluminal thrombus. The left V4 segment terminates as the PICA. The vertebral arteries show no significant stenosis. There is no evidence of dissection. No evidence of venous thrombosis.