AIUM practice guideline for the performance of an ultrasound examination of the extracranial cerebrovascular system.
D002339:Carotid Arteries / Q000000981:diagnostic imaging*; D002561:Cerebrovascular Disorders / Q000000981:diagnostic imaging*; D006801:Humans; D014463:Ultrasonography / Q000379:methods* / Q000592:standards*; D014711:Vertebral Artery / Q000000981:diagnostic imaging*