Benign cementoblastoma.

Benign cementoblastoma is a rare odontogenic tumor characterized by the formation of a mass of cementum or cementum-like tissue attached to the roots of a tooth. Cementoblastoma are distinctive but relatively uncommon tumors. The clinical, radiographic, and histopathologic features of a case of benign cementoblastoma are presented in this paper along with a brief review of the literature.