Obstruction of the cerebral blood vessels in the neck.
D000328:Adult; D000792:Angiography; D001157:Arterial Occlusive Diseases / Q000000981:diagnostic imaging / Q000503:physiopathology*; D016122:Brachiocephalic Trunk / Q000000981:diagnostic imaging; D001921:Brain / Q000098:blood supply*; D002342:Carotid Artery, External / Q000000981:diagnostic imaging; D002343:Carotid Artery, Internal / Q000000981:diagnostic imaging; D003097:Collateral Circulation; D006439:Hemodynamics; D006801:Humans; D008297:Male; D013348:Subclavian Artery / Q000000981:diagnostic imaging; D013625:Takayasu Arteritis / Q000000981:diagnostic imaging / Q000503:physiopathology; D014711:Vertebral Artery / Q000000981:diagnostic imaging