title: A rare congenital anastomosis between the vertebral artery and internal carotid artery.
abstract: A case of congenital anastomosis between the vertebral artery and internal carotid artery is presented. This rare anomaly was an incidental finding at cerebral angiography in a patient with a suspected ruptured cerebral aneurysm with subarachnoid hemorrhage.
authors.affiliation: Department of Diagnostic Radiology and Organ Imaging, Prince of Wales Hospital, Shatin, New Territories, Hong Kong.
authors.forename: Po N
authors.initials: PN
authors.lastname: Chan
authors.forename: Simon C H
authors.initials: SC
authors.lastname: Yu
authors.forename: Ronald
authors.initials: R
authors.lastname: Boet
authors.forename: Wai S
authors.initials: WS
authors.lastname: Poon
authors.forename: Anil T
authors.initials: AT
authors.lastname: Ahuja
mesh_terms: D000368:Aged; D002343:Carotid Artery, Internal / Q000002:abnormalities* / Q000000981:diagnostic imaging; D002533:Cerebral Angiography; D006801:Humans; D033162:Incidental Findings; D008297:Male; D013345:Subarachnoid Hemorrhage / Q000000981:diagnostic imaging; D014711:Vertebral Artery / Q000002:abnormalities* / Q000000981:diagnostic imaging