Bone cancer

All in all kinds of organizations, such as the skeletal system of bone, cartilage, fibrous tissue, fat, blood, nerve tissue and undifferentiated reticuloendothelial caused by the structure of the tumors are primary bone tumors. Through a direct invasion, revascularization or lymphatic system in the transfer of bone tissue formation in the transfer of secondary bone cancer tumor. Apart from a benign bone tumor, malignant particularly, there are some of the bone tissue lesions not sure whether the true nature of their bone tumors, such as fibrous dysplasia, isolated bone cyst, eosinophilic granuloma of bone, bone症等disorder of lipid metabolism, tumor-like lesions (bone tumor-like lesions).

Bone tumors that have not been the cause of the past, especially the chronic injury that minor injuries, chronic infection can cause bone tumors. In recent years, such as through the experimental study has used Harvey Fujinaga and Moloney made of the large number of mouse sarcoma virus osteosarcoma model, Finkel has used different types of isotopes and osteosarcoma virus into animal models, some with radioactive substances such as radium, strontium and other manufactured Osteosarcoma animal model. These pathogenic factors have been identified by many scholars. Bone tumor incidence for men age 15 to 24 years old, female, 5 ~ 14 years old, may be related to gender bone growth and development of endocrine and duration of the morning.

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