Chest pain and calcified mass.
D000328:Adult; D001859:Bone Neoplasms / Q000150:complications / Q000000981:diagnostic imaging* / Q000473:pathology; D005260:Female; D006801:Humans; D012516:Osteosarcoma / Q000150:complications / Q000000981:diagnostic imaging* / Q000473:pathology; D010146:Pain / Q000209:etiology; D011859:Radiography; D012272:Ribs / Q000000981:diagnostic imaging