title: Central osteosarcoma of low grade malignancy.
mesh_terms: D000293:Adolescent; D000328:Adult; D001859:Bone Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D002648:Child; D003937:Diagnosis, Differential; D005260:Female; D005269:Femur; D005350:Fibroma / Q000473:pathology; D005357:Fibrous Dysplasia of Bone / Q000473:pathology; D006801:Humans; D008297:Male; D012516:Osteosarcoma / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery; D011859:Radiography; D013977:Tibia