Table 5.
Treatment modalities organized by osteosarcoma subtype.
| Osteosarcoma subtype | Grade | Treatment |
|---|---|---|
| Intramedullary | High | Chemotherapy and wide excision. Limb salvage or amputation. |
| Intramedullary | Low | Wide surgical excision. Limb salvage or amputation. |
| Periosteal | High | Chemotherapy and wide excision. Limb salvage or amputation. |
| Parosteal | Low | Wide surgical excision. Limb salvage or amputation. |
| Appendicular | High | Limb salvage (possible for 85%) or amputation. |
| Dedifferentiated | High | Wide surgical excision. Limb salvage or amputation. |