Source:http://linkedlifedata.com/resource/umls/id/C1704356
NCI: A benign (noncancerous) growth of cartilage in bones or in other areas where cartilage is not normally found.,NCI: A common benign neoplasm arising in the intramedullary bone. It is characterized by the presence of chondrocytes, low mitotic activity, and in some cases, a nodular pattern and calcification. The small bones of the hands and feet are the most frequently affected sites.