<unk>  is a malignant bone tumor in children. It named after Dr. James<unk> , who described a bone tumor which was unlike the common bone tumor. Usual symptoms include pain at the site of the tumor, swelling at the site of the tumor, pathological fracture and fever. The tumor often spreads to the lungs and other bones. Treatments include surgical excision, radiation therapy, chemotherapy or a combination of them.
Ewing's sarcoma
Osteoblastoma
Synovial sarcoma
Kaposi's sarcoma
Malignant fibrous histiocytoma
Osteosarcoma
Chondrosarcoma
Osteochondroma