Cat-scratch disease is a common infection that usually presents as tender lymphadenopathy. It should be included in the differential diagnosis ...Advertisement<< PreviousarticleNextarticle >>Jan15,2011Issue  Cat-scratchDisease STEPHENA.KLOTZ,MD;VOICHITAIANAS,MD;andSEANP.ELLIOTT,MD,UniversityofArizona,Tucson,ArizonaAmFamPhysician. 2011 Jan 15;83(2):152-155. Patientinformation:Seerelatedhandoutoncat-scratchdisease.AbstractClinicalPresentationDiagnosticTestingTreatmentReferencesArticleSectionsAbstractClinicalPresentationDiagnosticTestingTreatmentReferencesCat-scratchdiseaseisacommoninfectionthatusuallypresentsastenderlymphadenopathy.Itshouldbeincludedinthedifferentialdiagnosisoffeverofunknownoriginandanylymphadenopathysyndrome.Asymptomatic,bacteremiccatswithBartonellahenselaeintheirsalivaserveasvectorsbybitingandclawingtheskin.Catfleasareresponsibleforhorizontaltransmissionofthediseasefromcattocat,andonoccasion,arthropodvectors(fleasorticks)maytransmitthediseasetohumans.Cat-scratchdiseaseiscommonlydiagnosedinchildren,butadultscanpresentwithitaswell.Thecausativemicroorganism,B.henselae,isdifficulttoculture.Diagnosisismostoftenarrivedatbyobtainingahistoryofexposuretocatsandaserologictestwithhightiters(greaterthan1:256)ofimmunoglobulinGantibodytoB.henselae.Mostcasesofcat-scratchdiseaseareself-limitedanddonotrequireantibiotictreatment.Ifanantibioticischosen,azithromycinhasbeenshowninonesmallstudytospeedrecovery.Infrequently,cat-scratchdiseasemaypresentinamoredisseminatedformwithhepatosplenomegalyormeningoencephalitis,orwithbacillaryangiomatosisinpatientswithAIDS.Cat-scratchdisease(CSD)isthemostcommonhumaninfectioncausedbyBartonellaspecies.CSDhasworldwidedistributionandhasbeendescribedinallareasofNorthAmerica.Innortherntemperatezones,itoccursmoreofteninAugustthroughOctober,usuallyinhumid,warmlocales.Thereareanestimated22,000newcasesofCSDperyearintheUnitedStates.1BartonellahenselaeisthemicroorganismresponsibleforCSD.Itisfoundinfelineerythrocytesandfleas,whichcancontaminatesa

Cat scratch disease (CSD or cat scratch fever) is a syndrome caused by the Bartonella henselae bacteria, which is transmitted via a cat scratch, lick, or bite.homeinfectionscenterTopicGuideCatScratchDisease(CSDorCatScratchFever)MedicalAuthor:CharlesPatrickDavis,MD,PhDMedicalEditor:MelissaConradStöppler,MDReviewedon5/15/2020DefinitionCatScratchDiseaseFactsBacteriaWhatCausesCatScratchDisease?CatScratchorBiteWhatAreRiskFactorsforCatScratchDisease?SymptomsWhatAreSignsandSymptomsofCatScratchDisease?WhenShouldSomeoneSeekMedicalCareforCatScratchDisease?WhatSpecialistsTreatCatScratchDisease?DiagnosisWhatExamsandTestsDoPhysiciansUsetoDiagnoseCatScratchDisease?TreatmentWhatAreCatScratchDiseaseTreatments?ComplicationsWhatAreCatScratchDiseaseComplications?Follow-upforCatScratchDiseasePrognosisWhatIsthePrognosisofCatScratchDisease?PreventionHowCanPeoplePreventCatScratchDisease?GuideCatScratchDiseaseTopicGuideDoctor'sNotesonCatScratchDiseaseSymptomsCatScratchDiseaseFactsCatscratchfeverisatypicallymildviralillnesstransmittedbythebiteorscratchofacat.Catscratchdisease(CSD)isasyndromethatbeginsusuallywithred,tenderpapulesorpustulesatasitewhereapetcat(usuallyakitten)hasscratched,licked,orsuperficiallybittenaperson.Theinfectionlaterprogressestopainfulregionallymphnodes(whichmaybefeltassmallbumpsundertheskin)overonetothreeweeks.Asignificantpercentageofaffectedpatientsdevelopalow-gradefever(about101F).Afewinvestigatorssuggestfleasoncatsmayalsotransmitthediseaseunderspecialcircumstances(forexample,crushedcatfleamaterialsgetintoaskinbreak).AlthoughH.Parinauddescribedthisconditionin1889,R.Debrein1931wasthefirsttodescribecatsasvectors(carriers)ofthediseaseandtermedtheconditionascatscratchdisease.Mostcasesoccurinthefallandwintermonths.Investigatorsspeculatethistimingmaybeduetothehighnumberofmidsummerkittenbirths.ThebacteriaresponsibleforthediseaseareBartonellahenselae;recently,twootherorganisms(AfipiafelisandBartonellaclarridgeiae)havealsobeenimplicatedinproducingCSD,butinvestigatorsarestillg

Cat scratch disease (CSD), also known as cat scratch fever or subacute regional lymphadenitis, is a bacterial infection affecting lymph nodes ...ForYouNews&PerspectiveDrugs&DiseasesCME&EducationAcademyVideoDecisionPointEdition:ENGLISHDEUTSCHESPAÑOLFRANÇAISPORTUGUÊSLogInSignUpIt'sFree!Edition:ENGLISHDEUTSCHESPAÑOLFRANÇAISPORTUGUÊSRegisterLogInNoResultsNoResultsForYouNews&PerspectiveDrugs&DiseasesCME&EducationAcademyVideoDecisionPointclosePleaseconfirmthatyouwouldliketologoutofMedscape.Ifyoulogout,youwillberequiredtoenteryourusernameandpasswordthenexttimeyouvisit.LogoutCancelhttps://profreg.medscape.com/px/getpracticeprofile.do?method=getProfessionalProfile&urlCache=aHR0cHM6Ly9lbWVkaWNpbmUubWVkc2NhcGUuY29tL2FydGljbGUvMjE0MTAwLW92ZXJ2aWV3processing....Drugs&Diseases>InfectiousDiseasesCatScratchDisease(CatScratchFever)Updated:Feb16,2021Author:RobertASchwartz,MD,MPH;ChiefEditor:MichaelStuartBronze,MD more...ShareEmailPrintFeedbackCloseFacebookTwitterLinkedInGoogle+SectionsCatScratchDisease(CatScratchFever)SectionsCatScratchDisease(CatScratchFever)OverviewBackgroundPathophysiologyEtiologyEpidemiologyPrognosisPatientEducationShowAllPresentationHistoryPhysicalExaminationAtypicalCatScratchDiseaseImmunocompromisedPatientsShowAllDDxWorkupApproachConsiderationsSerologicTestingBiopsySkinTestingComputedTomographyHistologicFindingsShowAllTreatmentApproachConsiderationsAntibioticTreatmentTreatmentofLymphNodeSuppurationFollow-upDeterrence/PreventionConsultationsShowAllMedicationMedicationSummaryAntibioticsShowAllQuestions&AnswersMediaGalleryTablesReferencesOverviewBackgroundCatscratchdisease(CSD),alsoknownascatscratchfeverorsubacuteregionallymphadenitis,isabacterialinfectionaffectinglymphnodesthatdrainthesitesofinoculation.Bartonellahenselae,agram-negativerod,isconsideredtheprincipaletiologicagent.[1,2]CSDisoneofthemostcommoncausesofchroniclymphadenopathyinchildrenandadolescents.PatientswithCSDusuallyhaveahistoryofsustainingascratchorbitefromacat(typicallyakitten).Theinitialsymptomi

Catscratch disease, Catscratch fever, Benign inoculation lymphoreticulosis, Cat scratch disease, CSD, Benign lymphoreticulosis, Subacute regional ...DermNetprovidesGoogleTranslate,afreemachinetranslationservice.Notethatthismaynotprovideanexacttranslationinalllanguageslogo-newThispagewasprintedon13/6/2021HomeTopicsA–ZImagesBrowseDermDiagGlossaryCMEQuizzesAboutContactJobsDonatebreadcrumbsHome»TopicsA–Z»CatscratchdiseaseCatscratchdiseaseAuthor:VanessaNgan,StaffWriter,2003.Catscratchdisease—codesandconceptsopenSynonyms:Catscratchfever,Benigninoculationlymphoreticulosis,Catscratchdisease,CSD,Benignlymphoreticulosis,SubacuteregionallymphadenitisCategories:BacterialinfectionSubcategories:Bartonellahenselae,Rochalimaeahenselae,Clinicalsignsofcatscratchdisease,TreatmentofcatscratchdiseaseICD-10:A28.1ICD-11:1B98SNOMEDCT:79974007Whatiscatscratchdisease?Catscratchdiseaseisabacterialinfectionthataffectsthelymphnodes.Itisalsoknownascatscratchfeverorsubacuteregionallymphadenitis.Whatcausescatscratchdiseaseandwhogetsit?PatientswithcatscratchdiseaseusuallyhavesufferedascratchorbitefromacatorkittenthatisinfectedwiththebacteriaBartonellahenselae,acommoninfectioninyoungcats.ItisalsoknownasRochalimaeahenselae.Thebacteriaispassedfromcattocatviafleas.Intheabsenceoffleas,aninfectedcatcannotpasstheinfectiontouninfectedcats.Thebacteriaarepresentinsalivadepositedincat'sfurandclaws.Peopleatriskofgettingcatscratchfeverincludethose:Owningacatyoungerthan12monthsLicked,bittenorscratchedbyaninfectedkittenPettinganinfectedcatOwningatleastonekittenorcatwithfleas.Catscratchfevercanoccurinpeopleofallagesbutismostcommoninchildrenandadolescents.80%ofpatientswithcatscratchdiseasearelessthan21yearsold.Whataretheclinicalfeaturesofcatscratchdisease?Asmallredraisedspotdevelopsatthesiteofcontactwithaninfectedcat'ssaliva.Thischangesintoafluid-filledblisterthatlaterformsacrustysore.Thisusuallyhealswithoutscarringinseveraldaysormonths.Itisoftenmistakenforaninsectbite.Mostarefoundonthehands,arms,faceorneckaspeople