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1、学龄前儿童全口齬齿的手术治疗美国——在西雅图儿童医院儿童牙科中心的外科侧楼里，两岁半的DevonKoester±个月在他母亲的怀中静止不动，麻醉师用泡泡糖香味的面罩遮住他的面部，将其麻醉。医生随后拍摄X-线片，显示20颗乳牙中有11颗已经舗坏。然后，他的儿童牙医拔出两颗切牙，在1颗磨牙上进行根管治疗，其他牙齿进行充填治疗和冠修复。在5年前的一项研究中，疾病控制和预防屮心注意到患有翻齿的学龄前儿童增长数字在40年里列于首位。但是美国牙医表示他们看到各个收入水平的学龄前儿童患有6-10颗或更多鏑齿的数量都有所增加。他们还表示，藕坏水平十分严匝，以至于他们经常会建议使用全身麻醉，因为儿童不
2、可能在清醒时坐下来接受如此人范围的治疗。PreschoolersinSurgeryforaMouthfulofCavitiesSEATTLE一TnthesurgicalwingoftheCenterforPediatricDentistryatSeattleChildren,sHospital,DevonKoester,2?yearsold,wasrestinglastmonthinhismother?sarmsasananesthesiologistheldabubble-gum—seentedmaskoverhisfacetoputhimunder・Thedoctorsthent
3、ookX-rays,whichshowedthat11ofhis20babyteethhadcavities・Thenhispediatricdentistextractedtwoincisors,performedarootcanalonamolar,andgavetherestfillingsandcrowns.Devon'smother,MelodyKoester,ahomemakerfromStanwood,Wash・，andherhusband,Matthew,aninfomiationtechnologymanager,saidtheybeganworryingabout
4、brushingDevon'steethonlyafterMrs・Koesternoticedtheywerediscoloredwhenhewas18monthsold・“Ihadalotonmymind,andbrushinghisteethwasanextrathingIdidn'tthinkaboutatnight,”shesaid.Thenumberofpreschoolersrequiringextensivedentalworksuggeststhatmanyotherparentsmakethesamemistake・TheCentersforDiseaseContr
5、olandPreventionnotedanincrease,thefirstin40years,inthenumberofpreschoolerswithcavitiesinastudyfiveyearsago.Butdentistsnationwidesaytheyareseeingmorepreschoolersatallincomelevelswith6to10cavitiesormore・Thelevelofdecay,theyadded,issoseverethattheyoftenrecommendusinggeneralanesthesiabecauseyoungch
6、ildrenareunlikelytositthroughsuchextensiveprocedureswhiletheyareawake・Thereisnocentralclearinghousefordataonthenumberofyoungchildrenundergoinggeneralanesthesiatotreatmultiplecavities,butinterviewswith20dentistsandothersinthefieldofdentalsurgerysuggestthattheproblemiswidespread."Wehavehadahugein
7、creaseinkidsgoingtotheoperatingroom,”saidDr.JonathanShenkin,apediatricdentistinAugusta,Me.,andaspokesmanfortheAmericanDentalAssociation.“We'retreatingmorekidsmoreaggressivelyearlier・”Butsuchoperationsarelargelypreventable,hesaid.“
