title: Case report 425: Chondroblastic osteosarcoma: clear-cell variant of femur.
mesh_terms: D000293:Adolescent; D004838:Epiphyses / Q000000981:diagnostic imaging / Q000473:pathology; D005266:Femoral Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology; D006801:Humans; D008297:Male; D012516:Osteosarcoma / Q000000981:diagnostic imaging* / Q000473:pathology; D011859:Radiography