title: Clinical and angiographic correlates of cerebrovascular insufficiency.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D002533:Cerebral Angiography; D002560:Cerebrovascular Circulation; D002561:Cerebrovascular Disorders / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000209:etiology / Q000473:pathology / Q000503:physiopathology*; D005260:Female; D006801:Humans; D002542:Intracranial Embolism and Thrombosis / Q000150:complications; D002546:Ischemic Attack, Transient / Q000150:complications; D008297:Male; D008875:Middle Aged; D011187:Posture; D012039:Regional Blood Flow