Osteosarcoma

Osteosarcoma is a general term for a malignant bone tumor, osteosarcoma frequently encountered include osteosarcoma, chondrosarcoma, fibrosarcoma, and so forth. Osteosarcoma is a malignant systemic disease that occurs in bone cells, hematopoietic components in bone, cartilage and fibrous or synovial material.

In clinical osteosarcoma can be divided into primary osteosarcoma and secondary osteosarcoma. Secondary osteosarcoma often occur in the hip, spine, thigh and other bones. Primary malignant tumors of bone are rare, most metastases of osteosarcoma is a place or another network (for example, breast cancer, thyroid cancer, prostate cancer, etc.), can be called again as metastatic osteosarcoma.

How high incidence rate of osteosarcoma?

Osteosarcoma accounts for approximately 0.2% of total cancer. In the whole world, every year approximately 2890 people diagnosed with osteosarcoma, approximately 1410 people die from osteosarcoma. In osteosarcoma most frequently encountered are osteosarcoma, occupies about 30%. The incidence rate of osteosarcoma in young age is rather high, mostly in the age of onset of 10-20 years, the incidence rate of osteosarcoma comparison between men and women as much as 2: 1.