Basilar Aneurysm - Case 3

A 45 year-old woman developed headaches followed by a right hemiparesis and a right fourth nerve palsy.

Outline the Fusiform Aneurysm

Cerebral angiogram; left vertebral artery injection. (Left) AP view; (Right) lateral view. Note the large fusiform basilar aneurysm. Although aneurysms typically come to clinical attention by bleeding, rarely they will enlarge and result in a mass lesion..

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