Capillariasis is a parasitic disease in humans caused by two different species of capillarids: Capillaria hepatica and Capillaria philippinensis.SkipdirectlytositecontentSkipdirectlytopageoptionsSkipdirectlytoA-ZlinkParasites-Capillariasis(alsoknownasCapillariaInfection)SectionNavigationCDCHomeFacebookTwitterLinkedInSyndicateParasites-Capillariasis(alsoknownasCapillariaInfection)MinusRelatedPagesCapillariasisisaparasiticdiseaseinhumanscausedbytwodifferentspeciesofcapillarids:CapillariahepaticaandCapillariaphilippinensis.C.hepaticaistransferredthroughthefecalmatterofinfectedanimalsandcanleadtohepatitis.C.philippinensisistransferredthroughingestinginfectedsmallfreshwaterfishandcanleadtodiarrheaandemaciation.Images:Left:LongitudinalsectionofanadultofC.philippinensisfromanintestinalbiopsyspecimenstainedwithhematoxylinandeosin(H&E)Middle:EggofC.philippinensisinstool.Right:Across-sectionthrougheggsofC.hepaticainlivertissue.(Credit:DPDx)clipboardiconAboutCapillariasisMostcommonquestionsanswered...labiconBiologyStagesofparasitedevelopment...bookiconPublicationsRelatedarticlesandjournalentries…medicaliconResourcesforHealthProfessionalsWhatyouneedtoknow...Pagelastreviewed:September22,2020Contentsource:GlobalHealth,DivisionofParasiticDiseasesandMalariahomeCapillariasisFrequentlyAskedQuestions(FAQs)BiologyplusiconLifeCycleofC.philippinensisLifeCycleofC.hepaticaResourcesforHealthProfessionalsPublicationsAboutOurDivisionSocial_govdgovDGetEmailUpdatesToreceiveemailupdatesaboutthispage,enteryouremailaddress:EmailAddressWhat'sthis?SubmitRelatedLinksParasitesA-ZIndexParasitesGlossaryNeglectedTropicalDiseasesLaboratoryDiagnosticAssistance[DPDx]ContactUsForHealthcareProviders,EmergencyConsultations,andGeneralPublic.ContactUsFacebookTwitterLinkedInSASstatsExitNotification/DisclaimerPolicyCloseLinkswiththisiconindicatethatyouareleavingtheCDCwebsite.TheCentersforDiseaseControlandPrevention(CDC)cannotattesttotheaccuracyofanon-federalwebsite.Linkingtoanon-federalwebsitedoesnotconstituteanen