诞生牙的追踪观察(附6例报告)

Catch Up and Follow Up of Natal Teeth: report of 6 cases

作者报告某医院产科1983年1月～1987年8月间接产的11,930名婴儿中发现6例诞生牙,对其中5例(8只牙)分别在38～54个月后作了随访复查,复查中发现4名患儿(5只牙)在原诞生牙摘除部位有缺乏牙冠的牙根样物。对诞生牙及无冠牙根样物作了组织学观察。对诞生牙的发生原因及处理方法进行了讨论。

6 cases with natal teeth were found in 11930 live births. 5 cases, in which eight natal teeth had been found, also had been followed-up for 38-54 months after birth and five crownless root-like mass were found in 4 cases out of 5 at the site where natal teeth had been extracted at the time of birth. The histological study were made in one natal teeth and one root-like mass