Department of Operative Dentsitry, Endodontics and Dental Materials, University of São Paulo, School of Dentistry of Bauru, Bauru, Brazil.
Dens in dente is a developmental anomaly that predisposes the tooth to develop caries and pulp periapical pathologies. A chronic lesion can develop without any clinical symptoms of the pathology. The purpose of this case report is to describe the endodontic treatment of dens in dente associated with a periapical lesion using a mineral trioxide aggregate apical plug.