title: Congenital fourth ventricular midline outlet obstruction. Report of two cases.
abstract: Obstruction of the foramen of Magendie unrelated to illness or trauma is rare in adults. Two cases of congenital membranous occlusion of the foramen of Magendie in adults are presented. Analysis of the reported cases of fourth ventricular outlet obstruction disclosed only three similar cases.
authors.affiliation: Department of Neurosurgery, Mount Sinai Medical Center, New York, New York.
authors.forename: S
authors.initials: S
authors.lastname: Rifkinson-Mann
authors.forename: V P
authors.initials: VP
authors.lastname: Sachdev
authors.forename: Y P
authors.initials: YP
authors.lastname: Huang
mesh_terms: D000328:Adult; D002552:Cerebral Ventricles / Q000002:abnormalities* / Q000601:surgery; D014695:Cerebral Ventriculography; D006801:Humans; D006849:Hydrocephalus / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D012886:Skull / Q000601:surgery; D014057:Tomography, X-Ray Computed