Aneurysm of the anterior inferior cerebellar artery at the internal auditory meatus.
An aneurysm of the anterior inferior cerebellar artery extending into the internal auditory meatus is reported. The patient developed headache and vomiting caused by a subarachnoid hemorrhage, and rapidly showed signs and symptoms of a lesion in the cerebellopontine angle soon after the onset. At operation, a clip was successfully applied to the neck of the aneurysm. The characteristic clinical findings are briefly reviewed.
D000328:Adult; D002531:Cerebellum / Q000098:blood supply*; D004427:Ear Diseases / Q000000981:diagnostic imaging / Q000209:etiology / Q000601:surgery*; D007758:Ear, Inner / Q000601:surgery*; D005260:Female; D006801:Humans; D002532:Intracranial Aneurysm / Q000000981:diagnostic imaging / Q000209:etiology / Q000601:surgery*; D011859:Radiography