Chondrosarcoma Causes and Symptoms

What are causes of Chondrosarcoma?
Chondrosarcoma appear from cartilage cells and embryo leaf tissue, and the origin of any cartilage in the body. Giovanni Tallini found chromosome 7 in cartilage osteoma patients. G Ⅲ cartilage 17p1 osteoma often abnormal in patients. CerbB-2 cancer gene abnormality expression, increased on the 7th chromosome, 17p1 change may be related to the cause of the chondrosarcoma.

What are symptoms of Chondrosarcoma?
Primary chondrosarcoma, age of onset is generally 30 years of age, more men than women, and most arise in the extremities of long bones, especially distal femur, proximal tibia and humerus are most often the top of the metaphysis. Other factors, such as ribs, ilium, scapula or sternum and so also the incidence. Occurred in those rare short bone. The main chondrosarcoma symptoms are the blunt pain. Continued to be intermittent, and the impact of adjacent joints is limited to activities. Sometimes palpable localized mass, but no significant tenderness, hyperemia around the skin can be red hot phenomenon.

Secondary chondrosarcoma is generally more than 30-year-old adults, mostly men. Occur in the pelvis, followed by the scapula, femur and humerus. Symptoms of chondrosarcoma is appears lump, and the slow course of disease, pain was not obvious, the surrounding skin is red hot, close to the joints can cause joint swelling, restricted activities, such as nerve stimulation may be caused by radioactive pain, numbness, and so on. Located in the chest and pelvic tumors, in general difficult to detect until the tumor suppression offal, to produce symptoms only after the was found.