Anomalous communication between the branches of the external carotid artery and venous sinuses of the posterior fossa.
D000328:Adult; D000368:Aged; D001164:Arteriovenous Fistula / Q000000981:diagnostic imaging* / Q000601:surgery; D002339:Carotid Arteries / Q000000981:diagnostic imaging* / Q000601:surgery; D002533:Cerebral Angiography; D003392:Cranial Sinuses / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013382:Subtraction Technique