title: MRI of basilar artery hypoplasia associated with persistent primitive trigeminal artery.
abstract: We report three patients with persistent trigeminal arteries, in all of whom the proximal basilar artery was hypoplastic. We draw attention to this common observation, which should not be mistaken for acquired narrowing.
authors.affiliation: Temple University Hospital, Department of Diagnostic Imaging, Philadelphia, PA 19140, USA.
authors.forename: O B
authors.initials: OB
authors.lastname: Boyko
authors.forename: J T
authors.initials: JT
authors.lastname: Curnes
authors.forename: D D
authors.initials: DD
authors.lastname: Blatter
authors.forename: D L
authors.initials: DL
authors.lastname: Parker
mesh_terms: D000328:Adult; D001488:Basilar Artery / Q000002:abnormalities* / Q000473:pathology; D001933:Brain Stem / Q000098:blood supply; D002533:Cerebral Angiography; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D002538:Intracranial Arteriovenous Malformations / Q000175:diagnosis*; D018810:Magnetic Resonance Angiography; D008297:Male; D008875:Middle Aged; D012039:Regional Blood Flow / Q000502:physiology; D014278:Trigeminal Nuclei / Q000098:blood supply*; D014715:Vertebrobasilar Insufficiency / Q000151:congenital* / Q000175:diagnosis