title: A case of unusual anatomy: a maxillary lateral incisor with three canals.
abstract: A case of an unusual maxillary lateral incisor with three root canals is presented. The patient presented with localized swelling and a sinus tract. Because of its abnormal anatomical configuration, the tooth presented diagnostic and procedural difficulties. Conventional root canal treatment was performed successfully.
authors.affiliation: Postgraduate Endodontic Programme, University of Valencia, Spain.
authors.forename: M
authors.initials: M
authors.lastname: Peix-Sánchez
authors.forename: R
authors.initials: R
authors.lastname: Miñana-Laliga
mesh_terms: D000328:Adult; D003786:Dental Pulp Cavity / Q000033:anatomy & histology*; D005260:Female; D006801:Humans; D007180:Incisor / Q000033:anatomy & histology*; D008437:Maxilla; D012390:Root Canal Therapy; D014092:Tooth Root / Q000033:anatomy & histology