A simplified method for evaluation of cerebrovascular insufficiency.
D000792:Angiography; D001015:Aortic Arch Syndromes / Q000000981:diagnostic imaging; D002339:Carotid Arteries / Q000000981:diagnostic imaging; D002404:Catheterization; D002533:Cerebral Angiography; D002561:Cerebrovascular Disorders / Q000000981:diagnostic imaging*; D003097:Collateral Circulation; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D009333:Neck / Q000000981:diagnostic imaging; D014711:Vertebral Artery / Q000000981:diagnostic imaging