多个牙先天缺失的病例分析及临床分型

目的 对临床所见多个牙先天缺失的患者进行病例分析和临床分类总结。方法 对33例多个恒牙(≥6个)先天缺失患者进行临床检查、诊断和修复治疗，记录口腔状况、系统症状和遗传病史，进行总结分类。结果 多个牙先天缺失在临床可表现为不同类型：一是合并发育缺陷综合征的先天多个牙缺失，典型病例为无汗／少汗型外胚层发育不全(EDA)和Rieger综合征等；二是作为独立症状出现的先天多个牙缺失。结论 对临床多个牙先天缺失患者进行早期检查、正确诊断和合理的修复治疗，具有重要意义。

Cases analysis and clinical classification of oligodontia

Objective To classify the clinical symptoms of oligodontia and summarize the characteristics of the diseases Methods 33 patients with congenitally permanent teeth missing (6 or more than 6) were taken clinical examination, diagnosis, prosthetic treatment and made records of the status of tooth agenesis, systemic symptoms, and family history Results The symptoms of oligodontia were clinically classified into two groups: oligodontia with or without systemic syndromes And the former has two typical kinds of diseases: anhidrotic/hypohidrotic ectodermal dysplasia(EDA) and Rieger syndrome Conclusions Correct diagnosis and early treatment for these patients are of very importance