Osteochondroma

Osteochondroma, also known as exostoses also a cartilage tumor, is the most common childhood benign bone tumor. Osteochondroma have two types include sporadic and multiple. Sporadic Osteochondroma is common, and multiple Osteochondroma less common. Skeletal dysplasia often up to the merger occurred in the vicinity of the knee and ankle, often two-side symmetrical, and has inherited, also known as hereditary multiple exostosis of bone occurred in the joints near the end of Health called the epiphyseal osteochondroma, located in distal phalanx of the toe bone is called a wart. Osteochondroma cartilage by fibrous tissue capsule cap and basal bone composition. For its basal pedicle was slender shape, but also for the broad substrate at the growth of age, the osteochondroma itself epiphysis has its own board. To the growth of age so the end of the growth of osteochondroma stopped. Cartilage in the bone between the tumor and surrounding tissue can be generated by friction bursa synovialis, about 1% of the single Chondroma hateful bone changes, but the occurrence of multiple malignant transformation of osteochondroma to chondrosarcoma for 10 ~ 20%.