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