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眩晕诊断.ppt

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Vertigo定义(一)眩晕的解剖学基础(一)眩晕的解剖学基础(一)眩晕的解剖学基础(一)眩晕的解剖学基础(一)眩晕的解剖学基础(一)眩晕的解剖学基础(一)眩晕的解剖学基础(一)眩晕的解剖学基础(一)眩晕的解剖学基础(一)眩晕的解剖学基础(一)眩晕的解剖学基础(二)眩晕发病机理(二)眩晕发病机理(二)眩晕发病机理(二)眩晕发病机理(二)眩晕发病机理(二)眩晕发病机理(二)眩晕发病机理(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别(三)病因鉴别HOWISBPPVTREATED?OFFICETREATMENTOFBPPV:TheEpleyandSemontManeuversThemanueverstartssittingupright.Thismaneuvershouldbedonebyyourdoctororphysicaltherapistbothforsafety(youmaybedizzy)andtoobservetheeyemovements.First,yourdoctorwillhaveyoubrisklylieonyourbackwithyourheadturnedtothesymptomaticsideata45degreeangle.Yourheadwillbekeptinthispositionfor30to60seconds,basedonthedurationofthevertigoasmeasuredbyobservationofyoureyemovements(fornystagmus).Youwillprobablybedizzyforthefirst10seconds.Nextyourdoctorwillturnyourheadtotheotherside,andkeepitinthatpositionforanother30to60seconds.YoumaybedizzyagainFinally,yourdoctorwillhaveyourollinthesamedirectionontoyourside,carryingyourheadalongsothatitispointedabout45degrees,nosedown.Thispositionisalsomaintainedfor30seconds,andanotherburstofdizzinessmayoccur.Finally,youarereturnedtositting.Itiscommontobeverydizzyatthispointforabout15seconds,andyourdoctorortherapistwillbeavailabletosteadyyou.Remainwiththeheadtiltedabitdown(asshown)foroneminute.Then,theentiremaneuverisrepeatedfortwomorerepetitions.TherecurrencerateforBenignParoxysmalPositionalVertigo(BPPV)afterthesemaneuversisabout30percent,andinsomeinstancesasecondtreatmentmaybenecessary.INSTRUCTIONSFORPATIENTSAFTEROFFICETREATMENTS(EpleyorSemontmaneuvers)HOMETREATMENTOFBPPV:Liedownontoyourside.Itshouldtakeyounomorethanoneortwosecondstogetintoposition.Trytokeepyourheadata45degreeangle.Aneasywaytorememberthisistoimaginesomeonestandingaboutsixfeetinfrontofyou,andjustkeeplookingattheperson'sheadatalltimes.Remainonyoursideforthirtyseconds,oruntilyourdizzinesssubsides.ReturntoanuprightpositionandwaitforthirtysecondsNowliedownontoyourotherside.Again,itshouldtakeyouaboutoneortwosec