CAJ | 학술논문

目的分析儿童上颌前部多生牙的临床特点及与错合畸形的关系.方法回顾性分析我科181例经临床检查和x线牙片检查确诊的多生牙患者的临床特点.结果男女患病比率4.5：1,最好发的年龄为6-12岁,占总数的69.1%,181例多生牙患者中,单发者139例,占76.8%,其中有83例位于左侧,占单发的59.7%.223颗多生牙中埋伏阻生占41.7%.多生牙伴发上颌前部牙列错合的几率为85.6%.结论上颌前部多生牙的合并错合发生率高,因此需早期诊断早期治疗.
목적분석인동상합전부다생아적림상특점급여착합기형적관계.방법회고성분석아과181례경림상검사화x선아편검사학진적다생아환자적림상특점.결과남녀환병비솔4.5：1,최호발적년령위6-12세,점총수적69.1%,181례다생아환자중,단발자139례,점76.8%,기중유83례위우좌측,점단발적59.7%.223과다생아중매복조생점41.7%.다생아반발상합전부아렬착합적궤솔위85.6%.결론상합전부다생아적합병착합발생솔고,인차수조기진단조기치료.
objective :To determine the characteristics of anterior maxillary supernumerary and the relationship between malocclusion and the anterior maxillary supernumerary teeth . methods: This is a retrospective study.The study population consisted of 181 children ranged in 2.5-12.5 years old who visited the Stomatology department of Children’s Hospital attached to Medical College of Zhejiang University and the supernumeraries were detected by clinical examination and radiographs. results:Most of the patients with supernumeray in anterior maxillary were 6-12 years old(69.1%) with the ratio of male to female 4.5:1. Of the 181 cases,76.8% were unilateral . There was a greater predilection for supernumeraries to be on the left side in the unilateral ones .Of the 223 supernumerary teeth , 41.7% were unerupted.The ratio of complications was 85.6%. conclusions :To prevent malocclusion, supernumerary teeth should be diagnosed and treated as early as those be turned out.