双侧上颌侧切牙Ⅲ型牙中牙1例

摘要

牙中牙是一种较为少见的牙齿发育畸形。该文报道1例双侧上颌侧切牙Ⅲ型牙中牙，在牙齿未全萌出，牙根未发育完成时就发生急性根尖感染的病例。经过完善的氢氧化钙制剂治疗，根尖病变得以愈合，牙根继续发育。%Dens in dente is a rare malformation of teeth.This article reports one case of type Ⅲ dens in dente of maxillary bilateral incisors with acute periapical lesion.The case was treated successfully by apexification with Vitapex paste.