title: Surgical treatment for aneurysms of the upper basilar artery.
mesh_terms: D000328:Adult; D001488:Basilar Artery; D002533:Cerebral Angiography; D005260:Female; D006801:Humans; D007023:Hypotension, Controlled; D002532:Intracranial Aneurysm / Q000150:complications / Q000601:surgery*; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications; D011300:Preoperative Care