title: Postirradiation chondroblastic osteogenic sarcoma. A case report.
mesh_terms: D000671:Amputation, Surgical; D002804:Chondroblastoma / Q000601:surgery*; D005260:Female; D006801:Humans; D008875:Middle Aged; D009378:Neoplasms, Multiple Primary / Q000532:radiotherapy* / Q000601:surgery; D009381:Neoplasms, Radiation-Induced / Q000601:surgery*; D012516:Osteosarcoma / Q000601:surgery*; D012782:Shoulder / Q000601:surgery