The direct cause for osteochondroma is said to be unknown but both male and female are likely to develop it.Osteochondroma is often associated with a gene called .EXT 1.A defect in this gene may cause a tumor.

There is although a theory that this tumor may be the result of genetic abnormalities. …………………………….#4 …SYMPTOMSOften osteochondroma does not show any symptoms but symptoms may arise after a tumor has formed.

It is usually diagnosed between ages 10-30.A painless bump near the joints.Shorter than average height for age Joint and muscle pains.

Numbness or tingling in limb.Changes in blood flow #5 Symptoms and signs of a tumor becoming cancerous are: The growth of an osteochondroma after a person has …hit puberty Pain experiences in the area where the ..

…osteochondroma is situated. When a person’s cartilage begins to grow thicker …until it grows above 2cm