流行性感冒讲座英文PPT课件下载推荐.ppt

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!