Causes of bone cancer

Bone cancer is a common name for bone malignant tumor, which refers to malignant tumor disease occurring in bone and cartilage. It can be divided into primary malignant bone tumor and metastatic malignant bone tumor. Primary malignant bone tumor includes osteosarcoma, chondrosarcoma, malignant fibrous histiocytoma, Ewing's sarcoma, malignant lymphoma, plasma cell myeloma and chordoma. The incidence of osteosarcoma is the highest, followed by chondrosarcoma and Ewing's sarcoma. The cause of primary bone tumor is still unclear. metastatic bone tumor is mainly caused by metastasis of tumor from other organs to bone through blood or lymph nodes.