| Namespace | MPheno.ontology | Obsolete | false |
| description | greater than the expected number of benign lobulated neoplasms of hyaline cartilage occurring in bones of endochondral origin, in a specific population in a given time period; enchondromas are usually solitary, intramedullary lesions commonly found in the short tubular bones of the hands and feet, distal femur, and proximal humerus |