《肺癌的化疗夏黎明》PPT课件

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1、LungCancerChemotherapyLimingxiathefirstaffiliatedhospitalofAnhuiCollegeofTraditionalChineseMedicineAlsocalled:BronchogeniccarcinomaLungcancerisoneofthemostcommoncancersintheworld.Itisaleadingcauseofcancerdeathinmenandwomenintheworld.Cigarettesmokingcause

2、smostlungcancers.Riskfactors:cigarettes,highlevelsofpollution,radiationandasbestosexposure,etc.Yourlungsaretwospongyorgansinyourchestthataredividedintosections(lobes).Everytimeyouinhale,airiscarriedthroughthewindpipetoyourlungsintwomajorairways(bronchi).

3、Insideyourlungs,thebronchisubdivideintoamillionsmallerairways(bronchioles),whichfinallyendinclustersoftinyairsacs(alveoli).Withintheairsacs,oxygenisabsorbedintoyourbloodstreamandcarbondioxideisreleased.TypesoflungcancerSmallcelllungcancer.Smallcelllungca

4、ncer,sometimescalledoatcellcarcinoma,occursalmostexclusivelyinheavysmokersandislesscommonthannon-smallcelllungcancer.Non-smallcelllungcancer.Non-smallcelllungcancerisanumbrellatermforseveraltypesoflungcancersthatbehaveinasimilarway.Non-smallcelllungcance

5、rsincludesquamouscellcarcinoma,adenocarcinomaandlargecellcarcinoma.HowIsLungCancerDiagnosed?SymptomsandsyndromesPulmonarysymptomsSymptomsinotherorgansSymptomslinkedtotumormetabolismBlood(hematologic)syndromesVeinandartery(vascular)syndromesSkin(cutaneous

6、)syndromesMusculoskeletalsyndromesNervoussystem(neurologic)syndromesHormonal(endocrine)syndromesMiscellaneoussyndromesTestsanddiagnosisScreeningDiagnosisImagingtestsSputumcytologyTissuesamples(biopsy)bronchoscopymediastinoscopyneedlebiopsy(Left)Conventio

7、nalCTscanwithoutcontrastshowingpossibletumorintheliver.(Right)ConventionalCTscanofthesamepatientusingcontrast.ImagescourtesyofDr.PeterChoyke,DepartmentofRadiology,ClinicalCenter,NationalInstitutesofHealth.BronchoscopySmallCellLungCarcinoma(above)accounts

8、forabout15percentofalllungcancercases.Normallungcells(above).StageI.Canceratthisstagehasinvadedtheunderlyinglungtissuebuthasn'tspreadtothelymphnodes.StageII.Thisstagecancerhasspreadtoneighboringlymphnodesorinvadedthechestw