肺结核英文课件

TuberculosisThisisawarofMycobacteriumtuberculosisandtheimmunesystemQuestion1Whoistheundefeatedworldchampion?2Whatistheworldchampion’ssecretweaponforkillingallhisenemiesWhydidhecamebackinth21stcentury5Canyouremembersomeotherinformation?Ifyouhavebeencoughingforevenjusthadalotofphlegmsforovertwoweeks,don'tfeelembarrassedgotothehospitalbackMycobacteriumtuberculosis(M.tuberculosis),commonlyknownasMycobacteriumtuberculosis,thepathogenthatcausetuberculosis.Violationsofbodyorgans,buttuberculosisisthemostcommon.Tuberculosissofarisstillanimportantinfectiousdisease.Estimated1/3oftheworld'spopulationinfectedwithMycobacteriumtuberculosis.AccordingtotheWHOreport,about8millionnewcasesoccureachyear,atleast300millionpeoplediedofthedisease.InChinabeforethefoundingofmortalityupto200-300/100000,thecauseofdeathinavarietyofdiseasesBacteriumbacksymptoms

1chroniconset.Mainlyfatigue,fever,weightlossandothersymptoms2withacuteonset.Moderatefeverorhighfever,cough,coughsmallamountofsputum3

hemoptysisonset.Ranginghemoptysisorsputum,blood,hemoptysisoftencausethepatient'sattentionforchestorchestradiography,andfurtherforsputumexaminationandtuberculosis.

4,thesicksideofthechestpain,fever,shortnessofbreathandothersymptoms.CheckthefoundpleurisybackThestoryofthreemenwiththediseaseSlide8.TBCaseRatesbyRace/Ethnicity,UnitedStates,1993–2008.

ThisslideshowsthedecliningtrendinTBratesbyrace/ethnicityduringthelast16years.AsiansandPacificIslandershadthehighestTBrates,whichdeclinedfrom44.1per100,000in1993to25.3in2008,andhadthesmallestpercentagedeclineoverthetimeperiod(43%).Ratesdeclinedbyatleast57%overthetimeperiodintheotherracial/ethnicgroups:amongnon-HispanicblacksorAfrican-Americans,from28.5in1993to8.8in2008(69%);amongHispanics,from19.9to8.1(59%);amongAmericanIndiansandAlaskaNatives,from13.9to6.0(57%);andamongnon-Hispanicwhites,from3.6to1.1(69%).NewsbackEpidemicsituationAfterseveralyearsofjointeffortsworldwide,theglobaltuberculosisepidemictrendappearsnewchange.Bytheendof2011whoannouncedaglobalsignificantnewfindings:(1)since2006,theabsolutenumberofcasesoftuberculosisdeclined(asopposedtoaglobalreportontheslowrise);(2)since2002,oftuberculosisincidencedecreased(thismorethanevertheincidencebegantodeclinein2010,twoyearsearlier),estimatingtheglobalnewtuberculosispatients:areportof8800000cases;(3)reducedtheannualTBdeathsestimatednumber;2010notinfectedwiththeAIDSvirustopatientswithtuberculosisdeathtollto1100000,and