9mm filling defect in the proximal left posterior cerebral artery (P1).
Irregularity of the left MCA (M1 and M2 segments) and to a lesser degree the left A2 likely secondary to intracranial atherosclerotic disease.The vertebral, basilar and carotid arteries enhance normally. Symmetric collateral vessels. Normal three-vessel takeoff from the aortic arch.
No features of dural sinus thrombosis.