Arteriovenous aneurysm of great cerebral vein and arteries of circle of Willis; formation by junction of the great cerebral vein and the straight sinus and by the choroidal arteries and anomalous branches of the posterior cerebral arteries.
ALPERS
B J
BJ
FORSTER
F M
FM
D001158:Arteries; D001164:Arteriovenous Fistula; D001921:Brain; D002550:Cerebral Veins; D002941:Circle of Willis; D006801:Humans; D002532:Intracranial Aneurysm; D020769:Posterior Cerebral Artery