Mondo Description A well circumscribed lesion of the bone, most frequently arising from the posterior mandible. It is characterized by the presence of fibrous tissue and a mineralized component which may be woven bone, lamellar bone, or cementum-like material. Complete removal is recommended, since it continues to enlarge if left untreated.

Disease Ontology Description A bone benign neoplasm that is located_in the mouth and results_in an overgrowth of gingival tissue due to irritation or trauma.