title: Osteosarcoma in irradiated fibrous dysplasia.
abstract: A case is described of osteosarcoma arising in a pre-existing fibrous dysplasia fifty years after radiotherapy for facial hirsutism. The patient was treated by surgical excision and chemotherapy and is alive and free of disease five years later.
authors.forename: D
authors.initials: D
authors.lastname: Mock
authors.forename: I B
authors.initials: IB
authors.lastname: Rosen
mesh_terms: D000368:Aged; D002471:Cell Transformation, Neoplastic / Q000473:pathology; D005260:Female; D005357:Fibrous Dysplasia of Bone / Q000473:pathology*; D006801:Humans; D008439:Maxillary Diseases / Q000473:pathology*; D008441:Maxillary Neoplasms / Q000473:pathology*; D012516:Osteosarcoma / Q000473:pathology*; D011878:Radiotherapy / Q000009:adverse effects