Unusual Maxillary First Molar with 2 Palatal Canals Within a Single Root: A Case Report

A case report is presented regarding a maxillary first molar with 5 canals. The morphology is atypical because it is characterized by a single palatal root with 2 canals with separate orifices joining in the apical third. A literature review pertaining to the morphology of maxillary first molars is discussed. Modifications to the normal access opening and examination of the pulpal floor for additional canals are stressed.

MeSH Key Words: molar/abnormalities; root canal therapy; tooth root/abnormalities