title: Musculoskeletal case 18. Radiation-induced osteosarcoma of the sacrum.
authors.affiliation: Department of Radiology, Vancouver General Hospital, BC.
authors.forename: W C
authors.initials: WC
authors.lastname: Torreggiani
authors.forename: K
authors.initials: K
authors.lastname: Al-Ismail
authors.forename: P L
authors.initials: PL
authors.lastname: Munk
authors.forename: M J
authors.initials: MJ
authors.lastname: Lee
mesh_terms: D006801:Humans; D008297:Male; D008875:Middle Aged; D016609:Neoplasms, Second Primary; D012516:Osteosarcoma / Q000000981:diagnostic imaging / Q000209:etiology; D011859:Radiography; D018714:Radiotherapy, Adjuvant / Q000009:adverse effects; D012004:Rectal Neoplasms / Q000628:therapy; D012447:Sacrum / Q000000981:diagnostic imaging; D013125:Spinal Neoplasms / Q000000981:diagnostic imaging* / Q000209:etiology