title: Sacral cysts with exophytic components. A report of two cases.
abstract: Sacral cysts are rare lesions. Two cases are presented, an aneurysmal bone cyst and a simple cyst. Simple cysts have not previously been described in the sacrum. Both cysts were asymptomatic, had similar radiographic appearances, and displayed significant exophytic components.
authors.affiliation: Department of Radiology, Massachusetts General Hospital, Boston.
authors.forename: S
authors.initials: S
authors.lastname: Ehara
authors.forename: A E
authors.initials: AE
authors.lastname: Rosenberg
authors.forename: G Y
authors.initials: GY
authors.lastname: el-Khoury
mesh_terms: D000328:Adult; D001845:Bone Cysts / Q000175:diagnosis / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D012447:Sacrum / Q000000981:diagnostic imaging*; D013122:Spinal Diseases / Q000175:diagnosis / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed