The surgical treatment of extracranial occlusions causing cerebrovascular insufficiency.
D002339:Carotid Arteries / Q000601:surgery*; D002561:Cerebrovascular Disorders / Q000601:surgery*; D006801:Humans; D014711:Vertebral Artery / Q000601:surgery*
CAROTID ARTERIES/surgery; CEREBROVASCULAR DISORDERS/surgery; VERTEBRAL ARTERY/surgery