Dental Caries (龋病)

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1、DentalCaries(龋病)西安交大医学院侯铁舟Tel02988088507Overview（概述）Dentalcariesisadiseaseofdentalhardtissuesinitiatedbyacidproducingbacteriainplaqueonthesurfaceoftheteeth.Dentalcariesisadiseaseoftheteethresultingindamagetotoothstructure.Dentalcaries(toothdecay)isoneofthemostcommonofalldis

2、orders,secondonlytothecommoncold.Itusuallyoccursinchildrenandyoungadultsbutcanaffectanyperson.Itisthemostimportantcauseoftoothlossinyoungerpeople.在以细菌为主的多种因素影响下,牙齿硬组织发生慢性进行性破坏的一种疾病Symptoms牙体硬组织在颜色（色）、形态（形）、质地（质）三方面均发生变化，形成龋洞(cavity,cariouslesion)WhataretheSymptomsofDentalCa

3、ries?Toothache-particularlyaftersweetorhotorcoldfoodsordrinksvisiblepitsorholesintheteethEarlyDentalCariesDentalCariesspreadsintodentineDentalCariesspreadsintopulp龋病的流行特征：时间分布特征：地区分布特征：各地分布不平衡与经济、文化、生活质量有关人群分布特征：EpidemiologyofcariesTheprevalenceandincidenceofdentalcariesThe

4、DMF/DMFS/dmf/dmfsindex