What is an osteochondroma?

Benign tumor: Osteochondroma is a type of benign tumor that consists of cartilage and bone. It is a benign cartilage-capped outgrowth, connected to bone by a stalk. It is the most frequently observed neoplasm of the skeleton.

Exostosis: Ostoochondroma or exostosis is benign tumor containing both bone and cartilage. A bone outgrowth or spur that has carilage cap and usually grows from end of bone away from joint. Deformity in modeling of bone may occur. Pain can occur if tendon rubs on growth and in rare instances (1% of lesions)) become malignant (chondrosarcoma). Hereditary forms of multiple osteochondromatosis (mho) can have many leasions, dominant inheritance (50% of children)..

A bony growth: An osteochondroma is a benign bone growth. Bones usually grow through growth plates located at their end. An osteochondroma is thought to occur when there is a growth plate that develops in an abnormal location and this leads to a peice of bone growing out from the main bone in an abnormal location.