Extracranial aneurysm arising from the posterior inferior cerebellar artery. Case report.
A case is presented of an aneurysm arising from an extracranial loop of the right posterior inferior cerebellar artery (PICA). No similar case has been found in a review of the literature. The anatomy of the PICA is discussed, and the literature on aneurysms arising from this artery is summarized.
D000328:Adult; D000783:Aneurysm / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D002531:Cerebellum / Q000098:blood supply*; D005260:Female; D006801:Humans; D011859:Radiography