摘要
额外牙是一种比较少见的牙齿发育异常现象,第四磨牙更是罕见,本文报道1例下颌双侧第四磨牙的病例。
The occurrence of supernumerary teeth is a relatively rare dental dysplasia. Permanent fourth molars are seldom observed in humans. A case of bilateral mandibular fourth molar is reported in this paper.
出处
《华西口腔医学杂志》
CAS
CSCD
北大核心
2013年第5期536-537,共2页
West China Journal of Stomatology
关键词
第四磨牙
牙齿发育异常
额外牙
fourth molar
teeth dysplasia
supernumerary teeth