Sternal chondroma.
D000328:Adult; D001859:Bone Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery*; D002356:Cartilage / Q000601:surgery; D002812:Chondroma / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery*; D005260:Female; D006801:Humans; D011859:Radiography; D013249:Sternum / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery*