Dental Caries (齲病)

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1、DentalCaries(齲病)西安交大醫(yī)學(xué)院侯鐵舟Tel02988088507Overview（概述）Dentalcariesisadiseaseofdentalhardtissuesinitiatedbyacidproducingbacteriainplaqueonthesurfaceoftheteeth.Dentalcariesisadiseaseoftheteethresultingindamagetotoothstructure.Dentalcaries(toothdecay)isoneofthemostcommonofalldis

2、orders,secondonlytothecommoncold.Itusuallyoccursinchildrenandyoungadultsbutcanaffectanyperson.Itisthemostimportantcauseoftoothlossinyoungerpeople.在以細(xì)菌為主的多種因素影響下,牙齒硬組織發(fā)生慢性進(jìn)行性破壞的一種疾病Symptoms牙體硬組織在顏色（色）、形態(tài)（形）、質(zhì)地（質(zhì)）三方面均發(fā)生變化，形成齲洞(cavity,cariouslesion)WhataretheSymptomsofDentalCa

3、ries?Toothache-particularlyaftersweetorhotorcoldfoodsordrinksvisiblepitsorholesintheteethEarlyDentalCariesDentalCariesspreadsintodentineDentalCariesspreadsintopulp齲病的流行特征：時(shí)間分布特征：地區(qū)分布特征：各地分布不平衡與經(jīng)濟(jì)、文化、生活質(zhì)量有關(guān)人群分布特征：EpidemiologyofcariesTheprevalenceandincidenceofdentalcariesThe

4、DMF/DMFS/dmf/dmfsindex