Cerebral arteriovenous malformation
Female with recent history of an AVM.
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CTA confirms the presence of a left temporal lobe arteriovenous malformation (AVM) which appears to receive the vast majority of its supply from the left middle cerebral artery. Also observed is a intranidal aneurym.
Enlarged cerebral vein draining into the superior sagittal sinus at the convexity and vein of Galen.
This case demonstrates characteristic CT and CTA appearances of a cerebral arteriovenous malformation (AVM).
The key of imaging aims include identifying the feeder arteries, draining veins and classifying the AVM.