右上颌第二磨牙C型根管1例

C Shaped Root Canal of Right Maxillary Second Molars:A Case Report

上颌第二磨牙解剖结构复杂,根管数目变异大,常见3个根管,近年来,上颌第一磨牙C型根管逐渐有人报道,而上颌第二磨牙颊侧融合C型根管罕见。本文旨在报道一例右上颌第二磨牙颊侧C型根管同时伴有1-3-1型根管的病例。为临床上颌第二磨牙变异根管的治疗提供了新的诊疗思路。

The anatomical structure of maxillary second molars is complex,and the number of root canals varies greatly.Three root canals are common.In recent years,C shape root canal of maxillary first molars have been reported gradually.However,buccal fusion C shape root canals of maxillary second molars are rare.Here,we report a case of buccal C shape root canal accompanied by 1-3-1 type root canal in the right maxillary second molars.It provides a new diagnosis and idea for the treatment of abnormal root canal of maxillary second molars.