遗传性先天性外胚层发育不全综合征２例福建省厦门市口腔医院（３６１００３）林凯烨蒋新英某姨表兄弟，兄６岁，弟５岁，因牙列稀疏就诊。无拔牙及外伤史，父母非近亲结婚，其舅有类似病史。其母妊娠期及患儿婴幼儿期均无传染病及其它严重病史，无长期服药史。检查：兄，... Hereditary congenital ectodermal hypoplasia syndrome in 2 cases, Xiamen City, Fujian Province Stomatological Hospital (361003) Lin Kai Ye Jiang Xinying aunt cousin, brother 6 years old, younger brother 5 years old, due to spondylosis sparse treatment. No history of tooth extraction and trauma, parents of non-relatives married, his uncle have a similar history. The mother’s pregnancy and infant infants were no infectious diseases and other serious medical history, no long-term medication history. Check: brother, ...