title: Muscle necrosis simulating recurrent osteosarcoma. A case report.
mesh_terms: D000293:Adolescent; D000672:Amputation Stumps; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D009132:Muscles / Q000473:pathology* / Q000601:surgery; D009336:Necrosis / Q000175:diagnosis / Q000601:surgery; D009364:Neoplasm Recurrence, Local / Q000175:diagnosis*; D012516:Osteosarcoma / Q000175:diagnosis*