Maxillary first molar with three mesiobuccal root canals: a case report / 华西口腔医学杂志

ABSTRACT

Three root canals in the mesiobuccal root of maxillary first molar is unusual. The aim of this case report was to describe a maxillary first molar that presented three root canals in the mesiobuccal root. The distance among the three canal orifices was 1.5 mm. The working lengths of the three canals were within the normal range.