世界性细菌的耐药：抗生素的滥用（英文ppt）misuse of antibiotics lecture for public课件

《世界性细菌的耐药：抗生素的滥用（英文ppt）misuse of antibiotics lecture for public课件》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、MisuseofAntibiotics:TheWorldwideCrisisofResistantBacterialInfectionsJamesA.WildeMDMedicalDirector,GUARDAssociateProfessorofEmergencyMedicineandPediatricsMedicalCollegeofGeorgiaWhatCausesInfections?Infectionsarecausedbyoneoffourlifeforms:Virus75%ormoreofallinfections

2、Bacterialessthan25%Parasiteslessthan1%intheUSFunguslessthan1%intheUSVirus:CanliveintheenvironmentforyearsAttackhumansbyinvadingcellsofcertainorgansHepatitisvirus:attacksthelivercellsEncephalitisvirus:attacksthebraincellsColdvirus:attacksthethroatandbreathingpassages

3、Diarrheavirus:attacksthesmallintestineCannotreproduceorgrowunlessinsideacell“Sucks”theenergyfromthecell,eventuallykillsitToosmalltobeseenwithmostmicroscopesBacteriaEasilyvisiblewithamicroscopeCanliveandgrowwherevertheyfindfoodMountainstreamsOceanwaterRottinganimalor

4、plantSewerTopsoilBlood/skin/throat/lungs/urinarybladder/intestineSomedivideandgrowevery20minutesManyproducepoisonsDiseasesCausedbyVirusesandBacteriaVirusCommoncoldDiarrhea(99%)AcuteBronchitisInfluenza(flu)MeaslesChickenPoxAIDSRabiesHepatitisBacteriaUrineinfectionsS

5、trepThroatBoils/abscessesGangreneSomepneumoniaEarinfections(half)Sinusinfections(

6、hhelpAntibioticsdoNOTHINGtoharmavirusFactBacteriaarethecauseofthevastmajorityofdeathsduetoinfectionintheUnitedStates:sepsis,meningitis,pneumoniaFactMostviralinfectionsgetbetterallbythemselvesin1-3weeks;nomedicationsarerequired:colds,flu,stomachvirusResolutionofAcute

7、BronchitisStott,BMJ1976Gonzalesetal.,JAMA,1997Examinedrateofantibioticuseforcommoncold,bronchitisinprivatephysiciansofficesColds:51%givenantibioticsUpperrespiratoryinfection:52%Bronchitis:66%Theseantibioticsareunnecessary!!!SoWhyDoDoctorsGiveAntibioticsForViralInfec

8、tions?TheythinkyouwantanantibioticIt’seasierthanexplainingwhyyoudon’tneedonePatientshavebeen“trained”toexpectthemDoctorsthinktheantibiotic