三先天

成人下颌第三磨牙先天性缺失的调查与分析

A research of the absence of the third mandibular molar

本文报告三例先天性精阜增生症。

This paper reports 3 cases of congenital hyperplasia of the verumontanum .

人有感性、知性和理性三种先天认识能力。

Human beings have three kinds congenital recognition abilities of perceptual , understanding and reason .

结果：在全部病人中，第三磨牙先天缺失率以人数计为32.63%、以牙胚数计为18.72%；

RESULTS : The incidence of congenital missing of the third molars was 32.63 % by the number of people and 18.72 % by the number of tooth germs .

目的：探讨外观呈三鼻孔样先天性鼻畸形的分类与诊断，以期为临床提供较为规范的诊断标准。

Objective To discuss the classification and diagnosis of congenital nasal malformation with triple nostrils appearance and put forward a diagnostic criterion for the clinical practice .

监测结果表明，在该院分娩的围生儿的严重出生缺陷发生率为73.46/万，前三位分别为先天性脑积水、先天性心脏病和唇裂合并腭裂的发生率；

Results : The results showed that the incidence of severe birth defect was 73.46 / 10000 , and congenital hydrocephalus , congenital anomalies of heart and cleft lip with cleft palate were the first three severe birth defect s ;

结果2004年通州地区围产儿死亡率为3.86%，先天畸形、脐带因素、早产儿分别为死亡的前三位原因，先天畸形的发生率明显高于前5年。

Results The perinatal infant mortality in Tongzhou district in 2004 was 3.86 % , the leading causes were congenital deformities , umbilical cord related problems and premature birth . The incidence of congenital deformities was significantly higher than 5 years ago .