title: [Maxillary second molar with two palatal root canals: a case report].
abstract: The main type of four root canals in maxillary second molar is two-mesiobuccal. Incidence rate of maxillary second molar with two palatal root canals is especially rare. A case of maxillary second molar with two palatal root canals was reported in this article.
authors.affiliation: Dept. of Conservative Dentistry, Stomatological Hospital of Dalian, Dalian 116021, China.
authors.forename: Ting-Ting
authors.initials: TT
authors.lastname: Zhang
authors.forename: Wei
authors.initials: W
authors.lastname: Qiu
authors.forename: Chi-Xia
authors.initials: CX
authors.lastname: Ming
mesh_terms: D003786:Dental Pulp Cavity; D006801:Humans; D008437:Maxilla; D008963:Molar; D014092:Tooth Root