邯郸市1895名大学生先天性缺牙的临床特征分析  

An analysis of the clinical characteristics of congential oligodontia in permanent teeth with 1895 college students in Handan

作　　者：朱曚曚[1] 周家琳[2] 刘英奇[1] 史东晔[1] 张桓[3] 巩兰平[1] 崔巍巍[1] 

机构地区：[1]河北省邯郸市中心医院口腔科,056000 [2]河北省邯郸市中心医院手术室,056000 [3]河北医科大学招生办

出　　处：《现代口腔医学杂志》2012年第4期245-247,共3页Journal of Modern Stomatology

摘　　要：目的了解河北邯郸市在校大学生恒牙先天性缺失的临床特征。方法随机对邯郸1895名大学生进行恒牙先天缺失临床特征的调查,并对先天缺牙患病率、数目及好发牙位等进行统计分析。结果恒牙先天缺失的总患病率为6.96%,男55例,女76例,性别间无统计学意义(P>0.05);下颌先天缺牙多于上颌(P<0.05);好发牙位为下颌中切牙;以缺1颗牙者最多见,占总人数的62.12%。患者缺牙伴有食物嵌塞者67.42%、邻面龋及继发病变者53.79%、牙合创伤者49.24%、牙周病者31.82%、咬合异常者61.36%。结论邯郸市在校大学生恒牙先天缺失多为少数缺牙,且性别间无统计学意义,下颌缺失牙数多于上颌,先天缺牙影响口腔健康及咬合关系。Objective To explore clinical characters of congential oligodontia in permanent teeth of college students in Handan. Methods College students in Handan, had a survey of congential oligodontia in permanent teeth was randomly investigated in 1895, and also to analyze statistically the prevalence rate, number that where missing and predilection location etc. Results The prevalence of congential oligodontia in permanent teeth was 6.96%, included 55 males and 76 females, there was no significant difference between the sex （P〉0.05）. Mandible more than maxilla in the number of congential oligodontia （P〈0.05）, the center incisor of Mandible is the predilection location; losing one tooth is the most common findings which accounting for 62.12%, patients who has Congenital teeth agenesis often accompanied by food impaction （67.42%）, adjacent caries and secondary lesion （53.79%）, occlusion trauma （49.24%）, periodontosis （31.82%）, malocclusion （61.36%）. Conclusion Congential oligodontia in permanent teeth is often few hypodontia ,and there was no significant difference between the sex in college students of Handan. Mandible more than maxilla in the number of congential oligodontia, congential oligodontia agenesis influences oral health and occlusion.

关 键 词：先天缺牙 患病率 临床特征 

分 类 号：R781.2[医药卫生—口腔医学]