應(yīng)用超聲內(nèi)鏡診斷肺癌縱隔淋巴結(jié)轉(zhuǎn)移.pdf

1、青島大學(xué)碩士學(xué)位論文應(yīng)用超聲內(nèi)鏡診斷肺癌縱隔淋巴結(jié)轉(zhuǎn)移姓名：趙堂海申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：外科學(xué)（心胸外）指導(dǎo)教師：沈毅2002.4.1英文摘要CLINICALAPPLICATIoNOFENDOSCoPICULTRASONOGRAPHYINTHEDIAGNOSISOFMETASTATICMEDIASTINALLYMPHNODESINLUNGNEOPLASMABSTRACTObjectiveTosetupacriteriaforthedi

2、agnosisofmetastaticmediastinaIlymphnodesinIungneoplasmbymeansofEndoscopicUItrasonography(EUS)MethodsThirtypatientswithlungneoplasmunderwentpreoperativeEUSonme—diastinallymphnodesAll147lymphnodesdetectedbyEUSwereresecteda

3、ndreceivedpathologicexaminationTherateofdetectionformediastinallymphnodeswascalculat—edThedifferencesbetweenbenignandmalignantlymphnodeswerestudiedandstatis—ticallyanalysedResultsTheratesofmetastaticlymphnodesdetectedbyE

4、USweresignificantlyhigherthannonmetastaticlymphnodes(P001)inlevels5。7，8，and9ofUICCmedi—astinallymphnodestagingmap(1997)，especiallyinlevels5and7Themeanlengthofthelongandshortaxisofmetastaticlymphnodesweresignificantlylong

5、erthanthatofnonmetastaticlymphnodes(PO01)Asthelengthofthelongandshortaxisin—creased，thefrequencyoftherebeingmetastasissignificantlyincreased(P001)Me—tastaticlymphnodeshadfourcharacteristicuhrasonographicfeatures，includin

6、gshortaxis≥iOcm，longaxis≥15cm，clearboundaryandroundedsha!№WhenLogisticre—gressionwasperformedusingthepresenceofmalignantlymphnodesasaresponsevari—able，andthelongaxis，theshortaxis，boundaryandthevalueof(10ngaxis)／(shortaxi

7、s)asconvarites，theshortaxisandclearboundarywerefoundtobesignificantpre—dictorsAccordingtheequationPⅢ蕁1／[1P叫叫坫2o‘硝l1’聃2屯’]，P(1)≥05，thelymphnodewereassumedtObemalignantTheaccuracy，sensitivity，specificitywere808％，804％，811％，

8、respectively，superiortOthosebyCTdoneofthesamepa—tientsinlevels5，7，8and9ConclusionsEUSisasafereliableandaccurateexamina—tioninthediagnosticevaluationofmediastinallymphnodesoflungneoplasmKEYWORDS：endoscopicultrasonography(