肝包虫-英文课件

Department:TheFirst-aidCentrePresenter:ZhaoYangCounselor:shanghuiHepaticHydatidosisNewwords

Hepatichydatidosis

肝包虫病[hi'pætik]

[,haidəti'dəusis]

echinococcosis[i,kainə'kɔkəsis]包虫病parasiticdisease[,pærə'sitik]寄生虫病cyst[sist]包囊、孢囊、囊肿larval[‘lɑ:vəl]幼虫的；幼虫状态的tapeworm[‘teipwə:m]绦虫alveolar[æl‘viələ]肺泡的；齿槽的Infectiousagent

传染源Echinococcusgranulosus[,grænju‘ləusis]细粒棘球绦虫broodcapsule

育囊protoscoleces

原头节(动)leakage[‘li:kidʒ]泄漏；渗漏物rupture

破裂Incubationperiod

潜伏期Reservoir['rezəvwɑ:]

宿主canid[‘kænid]犬科动物feline[‘fi:lain]猫科动物carnivores[ka:nivɔ:z]食肉动物herbivores[‘hə:bivɔ:z]食草动物definitivehost[di'finitiv]

终宿主Intermediatehost中间宿主pasture[‘pɑ:stʃə]草地、牧场、牧草offal[‘ɔfəl]内脏、垃圾serologicaltests[siərəu'lɔdʒikəl]

血清学试验

fluorescentantibody

荧光抗体indirecthaemagglutinationantibodytesting.血细胞凝集抗体检测Newwordsalbendazole

阿苯达唑percutaneousdrainage[,pə:kju:‘teiniəs]经皮穿刺引流术praziquantel

[,preizə'kwɔntl]吡喹酮Liverhydatidinternalcapsuleenucleation

肝包虫内囊摘除术['haidətid][i,nju:kli'eiʃən]Thecapsulewasstrippedofliverhydatid

肝包虫外囊剥离术Liverresection

肝叶切除术hepaticcysticechinococcosis(HCE)肝囊性包虫病hepaticalveolarechinococcosis(HAE)肝泡型包虫病hepaticcysticechinococcosis(HCE)97%

1hepaticalveolarechinococcosis(HAE)3%

2Classification囊性包虫病CE

泡型包虫病AEChina（CEandAE）Ding，1991EchinococcosispopulardistributionTheglobalechinococcosisdistributionschemes

EchinococcosispopulardistributionHydatiddiseaseinhumansisproducedbycyststhatarethelarvalstagesofthetapewormEchinococcus.Broodcapsulesareformedwithincysts,cystscontaining30–40protoscoleces.Eachoftheseiscapableofdevelopingintoasingletapeworm.Symptomsdependonthelocationofthecystwithinthebodyanddevelopasaresultofpressure,leakageorrupture.Themostcommonsiteforthecystsistheliver.Lesscommonlybrain,lungsandkidneysareaffected.Theheart,thyroidandboneareuncommonlyaffected.IdentificationClinicalfeatures

ECAETheincubationperiodvariesfrommonthstoyears.IncubationperiodIntermediatehostsincludeherbivores,sheep,cattle,goats,pigs,horses,kangaroosandcamels.Sheeparethemajorintermediatehosts.Sheepeatthewormeggsfrompasturecontaminatedwithdogfaeces.Thesehatchinsidethesheep,formingcysts.Thelifecycleiscompletedwhendogsareinfectedthrougheatingtheoffalofinfectedlivestockorwildanimals,particularlytheliverandlung.ReservoirHumaninfectionoccursbyhand-to-mouthtransferoftapewormeggsfromdogfaeces.Thelarvaepenetratetheintestinalmucosa,entertheportalsystemandarecarriedtovariousorganswheretheyproducecystsinwhichinfectiousprotoscolecesdevelop.ModeoftransmissionTheimportantlifecycleisdog-sheep-dog.Adingo-wallaby-dingo(orwilddog)sylvaticcyclealsooccurs.Adog-wildpig-dogcyclehasbeenrecognisedandposesaspecialriskforwildpig-hunters.ModeoftransmissionYoungchildrenaremorelikelytobeinfectedastheyaremorelikelytohaveclosercontactwithinfecteddogsandtheyarelesslikelytohaveappropriatehygienehabits.Thereisnoevidencetosuggestchildrenaremoresusceptibletoinfectionthanadults.Susceptibility&resistanceDiagnosismaybemadebyX-ray,ultrasoundorCTscan.Ifacystruptures,appropriateexaminationforprotoscoleces,broodcapsulesandcystwallinsputum,vomitus,faecesorurineshouldbeundertaken.TheCasoniskintesthasnowbeenreplacedbyserologicaltestsforhydatiddisease.Theseincludefluorescentantibody(FA)andindirecthaemagglutinationantibodytesting.MethodofdiagnosisCommoncomplications1Cystsecondaryinfection2

CystburstPercutaneousdrainagewithultrasoundguidanceplusprolongedhigh-dosealbendazoletherapyhasbeeneffectiveforlivercysts.Praziquantelfollowedbyprolongedhigh-dosealbendazoletherapisusedifthereiscystspillagefromtraumaorsurgery.ConsultthecurrentversionofTherapeuticguidelines:antibiotic(