People with delusional parasitosis have an unshakable, false belief that they are infested with insects, worms, mites, lice, fleas, or other organisms. Some people ...MSDManualPleaseconfirmthatyouarenotlocatedinsidetheRussianFederationYesNoLeavethisSite?Thelinkyouhaveselectedwilltakeyoutoathird-partywebsite.Wedonotcontrolorhaveresponsibilityforthecontentofanythird-partysite.ContinueCancelhoneypotlinkHOMEHEALTHTOPICSCommonHealthTopicsBloodDisordersBone,Joint,andMuscleDisordersBrain,SpinalCord,andNerveDisordersCancerChildren'sHealthIssuesDigestiveDisordersDisordersofNutritionDrugsEar,Nose,andThroatDisordersEyeDisordersFundamentalsHeartandBloodVesselDisordersHormonalandMetabolicDisordersImmuneDisordersInfectionsInjuriesandPoisoningKidneyandUrinaryTractDisordersLiverandGallbladderDisordersLungandAirwayDisordersMen'sHealthIssuesMentalHealthDisordersMouthandDentalDisordersOlderPeople’sHealthIssuesSkinDisordersSpecialSubjectsWomen'sHealthIssuesResourcesVideosFiguresImagesQuizzesCommonMedicalTestsViewAllResourcesSYMPTOMSGeneralAbdomen&DigestiveBleedingBrain&NervousSystemChest&RespiratoryChildren'sSymptomsEyeGenital&UrinaryALLSYMPTOMS>EMERGENCIESCardiacArrestChokingALLEMERGENCIES>RESOURCESAbbreviationsAudio3DModelsCommonMedicalTestsFiguresFirstAidImagesInfographicsLabTestMedicalTermsTheOne-PageManualofHealthPronunciationsQuizzesSelf-AssessmentToolsTablesVideosWeights&MeasuresNEWSAHealthierHeartMightMakeYouSmarterAfterSetbacks,Sanofi/GlaxoSmithKlineCOVIDVaccinePerformsWellinEarlyTrialAHANews:StrokeAffectstheWholeFamily,AndHere'sHowtoHelpKeepItTogetherBeinga'NightOwl'RaisesOddsforDiabetesIfYou'reObeseViewAllNews>ViewAllNews>ABOUTOverviewHistoryEditorsandtheEditorialProcessPublishingandProductionStaffEditorialBoardContributorsReviewersContentProvidersGlobalMedicalKnowledgeFAQContactUsHealthTopics&ChaptersABCDEFGHIJKLMNOPQRSTUVWXYZHome/SkinDisorders/ParasiticSkinInfections/.../DelusionalParasitosis/INTHISTOPICDiagnosisTreatmentOTHERTOPICSINTHISCHAPTERParasiticSkinInfectionsBedbu