Home Osteochondroma: Benign

Osteochondroma: Benign


Defining Characteristics

Most common bone tumor, cartilaginous entity, medullary canal is contiguous all the way thru stalk, usually stop growing w/ pt

Disease Development

Occurs when bits of cartilage from the physis that get incorporated into the bone begin to grow, producing a stalk in the bone

Risk factors

Autosomal dominant disease


Histology? Cartilage cap, bone marrow inside
XR? Benign polypoid projections from cortical bone


If cartilage cap >1cm, start to worry about development into chondrosarcoma (RARE)