text: The mainstay of therapy for osteosarcoma is surgical resection. Rather than using the standard staging system, a simpler system is often used when planning treatment for osteosarcoma. This system divides osteosarcomas into 2 groups: localized osteosarcoma and metastatic osteosarcoma.
option_0: Osteosarcoma surgery
option_1: Osteoma surgery
option_2: Osteochondroma surgery
option_3: Ewing's sarcoma surgery
option_4: Osteosarcoma medical therapy
option_5: Osteoporosis surgery
option_6: Osteomyelitis surgery
option_7: Multiple myeloma surgery