Failure of contrast-filling of anterior cerebral artery.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001932:Brain Neoplasms / Q000000981:diagnostic imaging; D002536:Cerebral Arteries / Q000000981:diagnostic imaging*; D002561:Cerebrovascular Disorders / Q000000981:diagnostic imaging* / Q000503:physiopathology; D002648:Child; D003097:Collateral Circulation; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D002532:Intracranial Aneurysm / Q000000981:diagnostic imaging; D002537:Intracranial Arteriosclerosis / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D011859:Radiography