NCBISkiptomaincontentSkiptonavigationResourcesHowToAboutNCBIAccesskeysMyNCBISignintoNCBISignOutNCBIBookshelf.AserviceoftheNationalLibraryofMedicine,NationalInstitutesofHealth.BaronS,editor.MedicalMicrobiology.4thedition.Galveston(TX):UniversityofTexasMedicalBranchatGalveston;1996.MedicalMicrobiology.4thedition.ShowdetailsBaronS,editor.Galveston(TX):UniversityofTexasMedicalBranchatGalveston;1996.ContentsSearchtermChapter89CestodesDonaldHeyneman.GeneralConceptsClinicalManifestationsAdultTapeworms:Adultwormsarefoundinthesmallintestine;theseinfectionsareusuallywelltoleratedorasymptomatic,butmaycauseabdominaldistress,dyspepsia,anorexia(orincreasedappetite),nausea,localizedpain,anddiarrhea.LarvalTapeworms:Larvaelocateinextraintestinaltissuesandproducesystemicinfectionswithclinicaleffectsrelatedtothesize,number,andlocationofcysts.Taeniasoliumcysticercosis(infectionwiththecysticercuslarvalstage)isoftenasymptomaticandchronic;neurocysticercosis,ophthalmiccysticercosis,andsubcutaneousandmuscularcysticercosisare,however,frequentlyreported.Echinococcusgranulosushydatidlarvaemayformmassivecystsinliver,lungs,andotherorgans,includinglongbonesandthecentralnervoussystem.StructureAdults,whichmaturesexuallyinthedefinitiveorfinalhost,areribbon-shaped,multisegmented,hermaphroditicflatworms;eachsegmenthasacompletemaleandfemalereproductivesystem.Ananteriorholdfastorgan(thescolex)isfollowedbyagerminativeportion(“neck”)andsegmentsatsuccessivelylaterstagesofdevelopment.Larvaeencystinvarioustissuesoftheintermediatehost;larvalcystscontainoneormanyscolecesoffutureadultworms.MultiplicationandLifeCycleThetapeworm'slifecycleinvolvesadefinitiveandoneormoreintermediatehosts(exceptfortheone-hostcycleofHymenolepisnana).Eachtypeofcyclehasspecializedlarvalforms(cysticercus,cysticercoid;coenurus,hydatid;coracidium,procercoid,plerocercoid).PathogenesisPathologyduetoadultwormsresultsfromthephysicalpresenceandactivityofthelargeworms(Taeniaspecies),occasionalerosiveaction(causinglocalinflammation)by

Commonly known as tapeworms, cestodes are a type of parasitic worm that can be found in the gastrointestinal tract of their hosts (definitive hosts). Although ...MyWebsiteProbablythebesttaglineintheworldMenuHomeWhat'sNewHere!OfInterestNewBook!TheWorldofMicroorganismsCellBiologyPlantBiologyAllaboutFungiAllaboutBacteriaFascinatingTardigradesWhiteBloodCellsHeLaCellsImagingTechniquesMicroscopeApplicationsTheWondersofNanotechnologyMicroscopeHistory-InventionMicroscopeQuizPrivacyPolicyContactMeFieldsofStudyMicrobiologyBacteriologyMycologyParasitologyPhycologyVirologyNematologyImmunology'HowTo'GuidesMicroscopeSlidesMicroscopeFunctionFocusingCleaningYourScopeExperimentsCellStainingByTypeDifferentTypesCompoundScientificSurgicalTrinocularDigitalStereoUSBComputerDigitalCameraPocketMicroscopeKitsStudent/HomeschoolYoungerKids/HomeschoolAntiqueMetallurgicalToolmakersElectronScanningProbeByBrandTopBrandsAmScopeGuideOmaxGuideCelestronLevenhuk**NEWNikonOlympusZeissLeicaCestodes Definition,ClassificationandCharacteristicsDefinition:Whatarecestodes? Commonlyknownastapeworms,cestodesareatypeofparasiticwormthatcanbefoundinthegastrointestinaltractoftheirhosts(definitivehosts).Althoughmostinfectionshavebeenshowntooccurindevelopingnations,thesearewidelydistributedacrosstheglobe.Ascomparedtootherparasiticworms,cestodesarecharacterizedbyalong,flatbody(ribbon-like)thatcangrowtoover20metersinlengthdependingonthespecies.Theyarealsocharacterizedbyasegmentedbodythatplaysanimportantroleintheirlifecycle.Inadditiontodeprivingtheirhostsofnutrients,tapeworms,ifuntreated,alsocausedamagetotheintestinalwallsandintestinalblockagewhichcanhaveaseriousimpactonthehost. Someofthemostcommoncestodesinclude: DiphylobothriumlatumTaeniasoliumTaeniasaginataHymenolepisdiminutaEchinococcusgranulosusHymenolepusnana ScolexoftherodenttapewormwithrostellumatthetipbyMagdalenaZZ[CCBY-SA3.0(https://creativecommons.org/licenses/by-sa/3.0)]ClassificationofCestodes·      Kingdom:Animalia -AsmembersofkingdomAnimalia,Cestodesarem

There are four medically important cestodes: Taenia solium, Taenia saginata, Diphyllobothrium latum, and Echinococcus granulosus. Their features are ...SkiptoMainContentSignInSignInMyAccessSignInUsernamePasswordCreateaFreeMyAccessProfileForgotPassword?ForgotUsername?AboutMyAccessIfyourinstitutionsubscribestothisresource,andyoudon'thaveaMyAccessProfile,pleasecontactyourlibrary'sreferencedeskforinformationonhowtogainaccesstothisresourcefromoff-campus.LearnMoreSigninviaOpenAthensSigninviaShibbolethMcGraw-HillMedicalMcGrawHillMedicalMcGraw-HillMedicalHomeExploreMoreSitesAccessAnesthesiologyAccessBiomedicalScienceAccessCardiologyAccessDermatologyDxRxAccessEmergencyMedicineAccessHemOncAccessMedicinaAccessMedicineAccessNeurologyAccessObGynAccessPediatricsAccessPharmacyAccessPhysiotherapyAccessSurgeryCaseFilesCollectionClinicalSportsMedicineCollectionF.A.DavisATCollectionF.A.DavisPTCollectionJAMAevidenceMurtaghCollectionOMMBIDPharmacotherapyPrinciples&PracticeSupportUserResourcesContactUsSubmitFeedbackBecomeaReviewerSubscribeInstitutionalSubscriptionsIndividualSubscriptionsEnglishEnglishPortuguêsAllSitesAccessMedicineSelectSiteAutosuggestResults AboutSearchEnableAutosuggestWelcome!YouhavesuccessfullycreatedaMyAccessProfileforalertsuccessName.FeaturesofMyAccessinclude:RemoteAccessFavoritesSavefiguresintoPowerPointDownloadtablesasPDFsGotoMyDashboard  CloseHomeBooksReviewofMedicalMicrobiology&Immunology:AGuidetoClinicalInfectiousDiseases,15ePreviousChapter|NextChapterSectionsDownloadChapterPDFShareEmailTwitterFacebookLinkedinRedditGetCitationCitationDisclaimer:Thesecitationshavebeenautomaticallygeneratedbasedontheinformationwehaveanditmaynotbe100%accurate.Pleaseconsultthelatestofficialmanualstyleifyouhaveanyquestionsregardingtheformataccuracy.AMACitationCestodes.In:LevinsonW,Chin-HongP,JoyceEA,NussbaumJ,SchwartzB.LevinsonW,&Chin-HongP,&JoyceE.A.,&NussbaumJ,&SchwartzB(Eds.),Eds.WarrenLevinson,etal.eds.ReviewofMedicalMicrobiology&Immunology:AGuidetoClinicalInfectiousDiseases,15e

Cestodes, or tapeworms, include multiple species of flat worms that can reside in the human gastrointestinal tract. The species that most commonly cause ...Home»DecisionSupportinMedicine»InfectiousDiseasesOVERVIEW:WhateveryclinicianneedstoknowParasitenameandclassificationCestodes,ortapeworms,includemultiplespeciesofflatwormsthatcanresideinthehumangastrointestinaltract.ThespeciesthatmostcommonlycausehumandiseaseincludeTaeniasaginatum,Taeniasolium,DiphyllobothriumlatumandHymenolepisnana.Whatisthebesttreatment?Praziquantalisthetreatmentofchoiceatvaryingdoses:–T.saginatum,T.solium,D.latum–10mg/kgorallyonceContinueReading–H.nana–25mg/kgorallyonce,thenrepeatedoneweeklaterAlbendazoleorpraziquantalcanbeusedforneurocysticercosis.Whataretheclinicalmanifestationsofinfectionwiththisorganism?Manyinfectedpatientsareasymptomatic.Themostcommongastrointestinalsymptomsincludenausea,diarrhea,epigastricdiscomfortordecreasedappetite.Therecanalsobenonspecificcomplaintsincludinganxiety,fatigueordizziness.Wholeadultworms,orsegments(proglottids)maybeseeninthestool.Oneoftheclassic,althoughrare,manifestationsofD.latuminfectionisvitaminB12deficiencyandmegaloblasticanemia.Inthesecases,fatigue,andperipheralandcentralneuropathyincludingparasthesiasandataxiamaydevelop.Mostofthetimetherearenokeyphysicalexamfindings.Patientsmayappearfatigued,orhavemildtomoderateabdominalpainonpalpation.Inpatientswithmegaloblasticanemia,classicfindingsofthisconditionmaybepresentincludingglossitis,ataxiaanddecreasedsensation,especiallyinthelowerextremities.Dootherdiseasesmimicitsmanifestations?Otherinfectiouscausesofgastroenteritis,includingviralormildbacterialinfections,canmimiccestodeinfection.Whatlaboratorystudiesshouldyouorderandwhatshouldyouexpecttofind?Resultsconsistentwiththediagnosis(providediscussionofinterpretation):InsomecasestherecanbeamildperipheraleosinophiliaAclassicfindinginD.latuminfectioncanbeVitaminB12deficiency,causedbytheworm,andwhichinaminorityofcases,resultsinmegaloblasticanemia.Resultsthatconfi

Cestodes (adult forms). Parasites. Clinical features/Laboratory. Treatment. Transmission/Prevention.Versionlatest(Spanish)SpanishFrancaisEnglishDownloadpageCestodes(adultforms)ParasitesClinicalfeatures/LaboratoryTreatmentTransmission/PreventionTaeniasisTaeniasaginataTaeniasolium(worldwide)OftenasymptomaticSegmentsexpelledinthestools,sometimesgastrointestinaldisturbances(epigastricorabdominalpain,nausea,diarrhoea)Laboratory:eggsinstoolsorcollectedfromperianalskin(scotchtapemethod),segmentsinstoolspraziquantelPO1Children4yearsandoverandadults:5to10mg/kgsingledoseTransmissionbyeatingraworunder-cookedmeat:•beefforT.saginata•porkforT.soliumPrevention:•individual:cookmeatthoroughly•collective:slaughterhousemonitoringDiphyllobothriasisDiphyllobothriumlatum(temperateorcoldlakeareas)OftenasymptomaticIntheeventofheavyinfection:mildgastrointestinaldisturbances,anaemiaduetovitaminB12deficiencyassociatedwith(rare)neurologicalsequelaeLaboratory:eggsinstoolspraziquantelPO1Children 4yearsandoverandadults:5to10 mg/kgsingledoseIfanaemia:vitaminB12+folicacidTransmissionbyeatingraworunder-cookedfreshwaterfishPrevention:•individual:cookfishthoroughlyHymenolepiasisHymenolepisnana(worldwide)OftenasymptomaticIntheeventofheavyinfection:gastrointestinaldisturbances(epigastricpain)Laboratory:eggsinstoolspraziquantelPO1Children 4yearsandoverandadults:15to25mg/kgsingledoseTransmissionbyfaecal-oralrouteorauto-infectionPrevention:•individual:handwashing,nailcutting•collective:hygieneandsanitation(water,latrines,etc.)Cestodes(larvae)ParasitesClinicalfeatures/LaboratoryTreatmentTransmission/PreventionCysticercosisTaeniasolium(worldwide)•Muscular:asymptomaticormyalgia•Subcutaneous:nodules•Neurological(neurocysticercosis): headache,convulsions,coma,etc.•Ocular:exophthalmia,strabismus,iritis,etc.Laboratory:hypereosinophiliainbloodandcerebrospinalfluidNeurologicalandocularcysticercosisshouldbemanagedinspecializedfacilities.Antiparasitictreatmentwithoutdiagnosisoflocationbycomputerirsedtomographyand/orm

Cestodes are parasites of vertebrates, with each species infecting a single definitive host or group of closely related host species. All but amphilinids and ...CestodaFromWikipedia,thefreeencyclopediaJumptonavigationJumptosearchClassofflatwormsCestodaTemporalrange:270–0 Ma[1]PreꞒꞒOSDCPTJKPgNTaeniasaginataScientificclassificationKingdom:AnimaliaPhylum:PlatyhelminthesClass:CestodaSubgroupsSeetext.Cestodaisaclassofparasiticwormsintheflatwormphylum(Platyhelminthes).Mostofthespecies—andthebest-known—arethoseinthesubclassEucestoda;theyareribbon-likewormsasadults,knownastapeworms.Theirbodiesconsistofmanysimilarunitsknownasproglottids-essentiallypackagesofeggswhichareregularlyshedintotheenvironmenttoinfectotherorganisms.Speciesoftheothersubclass,Cestodaria,aremainlyfishparasites.Allcestodesareparasitic;manyhavecomplexlifehistories,includingastageinadefinitive(main)hostinwhichtheadultsgrowandreproduce,oftenforyears,andoneortwointermediatestagesinwhichthelarvaedevelopinotherhosts.Typicallytheadultsliveinthedigestivetractsofvertebrates,whilethelarvaeoftenliveinthebodiesofotheranimals,eithervertebratesorinvertebrates.Forexample,Diphyllobothriumhasatleasttwointermediatehosts,acrustaceanandthenoneormorefreshwaterfish;itsdefinitivehostisamammal.Somecestodesarehost-specific,whileothersareparasitesofawidevarietyofhosts.Somesixthousandspecieshavebeendescribed;probablyallvertebratescanhostatleastonespecies.Theadulttapewormhasascolex(head),ashortneck,andastrobila(segmentedbody)formedofproglottids.Tapewormsanchorthemselvestotheinsideoftheintestineoftheirhostusingtheirscolex,whichtypicallyhashooks,suckers,orboth.Theyhavenomouth,butabsorbnutrientsdirectlyfromthehost'sgut.Theneckcontinuallyproducesproglottids,eachonecontainingareproductivetract;matureproglottidsarefullofeggs,andfallofftoleavethehost,eitherpassivelyinthefecesoractivelymoving.Alltapewormsarehermaphrodites,witheachindividualhavingbothmaleandfemalereproductiveorgans.Humansaresubjecttoinfectionbyseveralspeciesoftapewormsifthey

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登入離開翻譯回簡目列表 修訂/勘誤建議單筆輸出絛蟲屬Cestodes以Cestodes進行詞彙精確檢索結果出處/學術領域英文詞彙中文詞彙學術名詞實驗動物及比較醫學名詞Cestodes絛蟲屬學術名詞醫學名詞-醫事檢驗名詞cestodes絛蟲以絛蟲屬進行詞彙精確檢索結果出處/學術領域中文詞彙英文詞彙學術名詞實驗動物及比較醫學名詞絛蟲屬Cestodes學術名詞實驗動物及比較醫學名詞絛蟲屬Taenia學術名詞兩岸對照名詞-動物絛蟲屬Taenia引用網址:推文評分評分相關詞彙詞彙建議學術名詞條蟲病cestode絛蟲cestode絛蟲cestode絛蟲cestode絛蟲cestode暫無建議訊息