Severe fever with thrombocytopenia syndrome (SFTS) is an emerging infectious disease caused by Dabie bandavirus also known as the SFTS virus, first ...SeverefeverwiththrombocytopeniasyndromeFromWikipedia,thefreeencyclopediaJumptonavigationJumptosearchMedicalconditionSeverefeverwiththrombocytopeniasyndromeSFTSbunyavirusisolatedfrompatientsinCentralandNortheastprovincesofChina(red)SpecialtyInfectiousdiseaseSeverefeverwiththrombocytopeniasyndrome(SFTS)isanemerginginfectiousdiseasecausedbyDabiebandavirusalsoknownastheSFTSvirus,firstreportedbetweenlateMarchandmid-July2009inruralareasofHubeiandHenanprovincesinCentralChina.[1]SFTShasfatalityratesrangingfrom12%toashighas30%insomeareas.ThemajorclinicalsymptomsofSFTSarefever,vomiting,diarrhea,multipleorganfailure,thrombocytopenia(lowplateletcount),leucopenia(lowwhitebloodcellcount),andelevatedliverenzymelevels.Contents1Virology2Epidemiology3Evolution4History5References6ExternallinksVirology[edit]SFTSvirus(SFTSV)isavirusintheorderBunyavirales.Person-to-persontransmissionwasnotnotedinearlyreports[1]buthassincebeendocumented.[2]ThelifecycleoftheSFTSVmostlikelyinvolvesarthropodvectorsandanimalhosts.Humansappeartobelargelyaccidentalhosts.SFTSVhasbeendetectedinHaemaphysalislongicornisticks.Epidemiology[edit]SFTSoccursinChina'sruralareasfromMarchtoNovemberwiththemajorityofcasesfromApriltoJuly.In2013,JapanandKoreaalsoreportedseveralcaseswithdeaths.[3]InJuly2013,SouthKoreareportedatotalofeightdeathssinceAugust2012.[4]InJuly2017,JapanesedoctorsreportedthatawomanhaddiedofSFTSafterbeingbittenbyacatthatmayhaveitselfinfectedbyatick.Thewomanhadnovisibletickbites,leadingdoctorstobelievethatthecat—whichdiedaswell—wasthetransmissionvector.[5][6]Inearly2020anoutbreakoccurredinEastChina,morethan37peoplewerefoundwithSFTSinJiangsuprovince,while23morewerefoundinfectedinAnhuiprovinceinAugust2020.[7]Sevenpeoplehavedied.[8]Evolution[edit]Thevirusoriginated50–150yearsagoandhasundergonearecentpopulationexpansion.[9]History[edit]In2009Xue-jieYuandcolleag