流行性感冒讲座英文PPT课件下载推荐.ppt
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流行性感冒讲座英文PPT课件下载推荐.ppt
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2,400years,Acoldisamilderrespiratoryillnessthantheflu.Whilecoldsymptomscanmakeyoufeelbadforafewdays.Flusymptomscanmakeyoufeelquiteillforafewdaystoweeks.Coldsymptomsusuallybeginwithasorethroat,whichusuallygoesawayafteradayortwo.Nasalsymptoms,runnynose,andcongestionfollow,alongwithacoughbythefourthandfifthdays.Feverisuncommoninadults,butaslightfeverispossible.Childrenaremorelikelytohaveafeverwithacold.Withcoldsymptoms,yournoseteemswithwaterynasalsecretionsforthefirstfewdays.Later,thesebecomethickeranddarker.Whetherapersonhastypicalseasonalfluorswineflu,thesymptomsseemtobequitesimilar.Flusymptomsareusuallymoreseverethancoldsymptomsandcomeonquickly.Symptomsofswinefluandseasonalfluincludesorethroat,fever,headache,muscleachesandsoreness,congestion,andcough.Swinefluinparticularisalsoassociatedwithvomitinganddiarrhea.,DifferenceBetweenColdorFLU,Influenza(theflu)isacontagiousrespiratoryillnesscausedbyinfluenzaviruses.Itcancausemildtosevereillness,andattimescanleadtodeath.Thebestwaytopreventseasonalfluisbygettingaseasonalfluvaccinationeachyear.InvirusclassificationinfluenzavirusesareRNAvirusesthatmakeupthreeofthefivegeneraofthefamilyOrthomyxoviridae.InfluenzavirusAInfluenzavirusBInfluenzavirusC,Influenza(theflu),1918H1N1Spanishflu40millionH2N3Fareastflu2million1968H2N3HongKongflu700000,WorldWarI:
8to10million,20thcentury,KeyInfluenzaAViralFeatures,神经氨酸酶(N),血凝素(H),Influenza:
AnEver-ChangingVirus,Antigenicdrift:
Smallchange,happencontinuallyovertimeIsoneofthemainreasonswhypeoplecangettheflumorethanonetimeAntigenicshift:
Isanabrupt,majorchangeResultsinanewinfluenzaAsubtypeoravirus,2.HowInfluenzaSpreads,Peoplewithflucanspreadittoothersuptoabout6feetawayMostexpertsthinkthatfluvirusesarespreadmainlybydropletsmadewhenpeoplewithflucough,sneezeortalkThesedropletscanlandinthemouthsornosesofpeoplewhoarenearbyorpossiblybeinhaledintothelungs.Lessoften,apersonmightalsogetflubytouchingasurfaceorobjectthathasfluvirusonitandthentouchingtheirownmouthornose(contacttransmission),AccordingtoCenterfordiseasecontrol&
prevention(CDC),symptomsofH1N1influenzaresemblesseasonalinfluenzaandotheracuteupperrespiratorytractinfections.,3.Symptoms,FeverwithorwithoutchillsLethargyLackofappetiteSorethroatCoughRunningnoseBodyacheHeadacheNauseaVomitingDiarrhea,4.Diagnosis,DifficulttodiagnoseSimilartothecommoncoldOnsetofsymptomsmayoccurrapidly,Diagnosis,Itcanbetestedforinthelab,Leukopeniaparticularlylymphopeniamild-to-moderatethrombocytopeniaslightlyormoderatelyelevatedaminotransferaselevelsMarkedhyperglycemiarelatedtocorticosteroiduseelevatedcreatininelevels,Commonlaboratoryfindings,viralisolationchickembryosculturedcells,VirologyDiagnosis,VirologyDiagnosis,Real-timePCRRapidQuantitative,Immunofluroscence,RapidDistinguishbetweeninfluenzaAandBviruses,VirologyDiagnosis,Drugsprovedresistantatpresent,5.Treatment,6.HowtoPrevent,8StepstoProtectYourselfIndividualpreparednessBeforethepandemiccomesWhenthepandemiccomes,Step1BepreparedStep2GetvaccinatedStep3KeephandscleanStep4Usemaskproperly,8StepsToProtectYourself,Step5KnowhowinfluenzapresentsStep6ManagefeverwellStep7PractisehealthylifestyleStep8Beresourceful,8StepsToProtectYourself,Step1:
BePrepared,Buildupgoodpersonalhygienewashhandsfrequentlywearmaskwhensymptomsofrespiratorytractinfectiondevelopcovermouthandnosewithtissuewhencoughingorsneezinganddisposeofsoiledtissueproperlyinaliddedrubbishbinavoidtouchingeyes,mouthornose,Step1:
BePrepared,Seasonalpeaks:
Jan-Mar/JulAugInfluenzavaccinationoneoftheeffectivemeansofpreventinginfluenzaanditscomplicationsInfluenzavaccinationisrecommendedtospecialgroups,Step2:
GetVaccinated,Step2:
GetVaccinated,Peoplenotsuitabletoreceiveinfluenzavaccination:
Allergictoeggs,neomycin,etcAllergictopreviousdoseofinfluenzavaccineWithbleedingdisordersoronwarfarindeepsubcutaneousinjectionSufferfromacutefebrileillnessreceivewhenrecover,Step2:
GetVaccinated,TwoweeksaftervaccinationantibodiesdevelopandprovideprotectionImmunitydeclinesovertime,Step2:
GetVaccinated,Step3:
KeepHandsClean,Step3:
KeepHandsClean,Step4:
UseMaskProperly,outward,Inward,Step4:
UseMaskProperly,Pointstonoteaboutwearingasurgicalmask:
ThemaskshouldfitsnuglyoverthefaceTrynottotouchthemaskonceitissecuredonyourface.Ifyoumustdoso,washyourhandsbeforeandaftertouchingthemaskWhentakingoffthemask,avoidtouchingtheoutsideofthemask,Step4:
Aftertakingoffthemask,putthemaskintoaplasticorpaperbagbeforeputtingitintoarubbishbinwithalidAsurgicalmaskshouldbechangedatleastdailyReplacethemaskimmediatelyifitisdamagedorsoiled,Step4:
UseMaskProperly,Step5:
KnowHowInfluenzaPresents,Step6:
ManageFeverWell,Step7:
PractiseHealthyLifestyle,IsoneofthemosteffectivewaystopreventcommunicablediseasesToleadahealthylifestyle:
EatabalanceddietGetregularexerciseDonotsmokeHaveadequaterestbuildupbodyresistance,Step7:
PractiseHealthyLifestyle,MajorcomponentsofabalanceddietAvarietyoffoodWholegrainsasthemajorcomponentofeachmealPlentyoffruitsandvegetablesAdequateamountsoffluids,Eatadequateamountsofleanmeatorbeans,andreducedfatdairyproductsAvoidprocessedorpreservedfoodandfoodthatisrichinfat,cholesterol,saltandsugarHaveregularmeals,Step7:
PractiseHealthyLifestyle,Regularexercise:
30minuteseveryday/accumulateexercisetimeinmultiplesessionsnotlessthan10minuteseachPhysicalactivityofmoderateintensitybuildsupcardiovascularenduranceenhancesheartandlungfunctionsandbloodcirculationimproveshealth,Step7:
PractiseHealthyLifestyle,Step8:
BeResourceful,THANKINGFORYOURLISTENING!
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