title: Spinal extradural arachnoid cyst.
abstract: A relatively unusual cause of progressive paraparesis is a spinal arachnoid cyst. The following is a case report of this lesion in an adolescent. The CT-myelographic and MR features, as well as the management of this case are discussed, followed by a review of the pertinent English literature on this topic.
authors.affiliation: Department of Surgery, University of Toronto, Ont., Canada.
authors.forename: M T
authors.initials: MT
authors.lastname: Stechison
authors.forename: E B
authors.initials: EB
authors.lastname: Hendrick
authors.forename: E
authors.initials: E
authors.lastname: Cohen
mesh_terms: D000293:Adolescent; D003560:Cysts / Q000473:pathology* / Q000601:surgery; D005260:Female; D006801:Humans; D013122:Spinal Diseases / Q000473:pathology* / Q000601:surgery; D013346:Subarachnoid Space