OSTEOGENIC SARCOMA OF EXTRASKELETAL SOFT TISSUES: A CASE REPORT.
D001859:Bone Neoplasms; D005853:Geriatrics; D009135:Muscular Diseases; D009369:Neoplasms; D012516:Osteosarcoma; D010336:Pathology; D011859:Radiography; D012186:Retroperitoneal Neoplasms; D012509:Sarcoma; D014567:Urography
GERIATRICS; MUSCULAR DISEASES; PATHOLOGY; RADIOGRAPHY; RETROPERITONEAL NEOPLASMS; SARCOMA, OSTEOGENIC; UROGRAPHY