大腸癌淋巴結(jié)檢查最小數(shù)目和亞甲藍(lán)染色法研究.pdf

1、湖南醫(yī)科大學(xué)碩士學(xué)位論文大腸癌淋巴結(jié)檢查最小數(shù)目和亞甲藍(lán)染色法研究姓名：陳遠(yuǎn)光申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：腫瘤外科學(xué)指導(dǎo)教師：陳道瑾19990601LymphNodesHarvestofColorectalCarcinoma:MinimumNumberandMethyleneBlueDyeingMethod]Abstract]Purpose:Tostudytheminimumnumberoflymphnodesrequiredtodeter

2、minewhetheracolorectalcarcinomacaseislymphnodenegativeorpositivetoestimatethevalueofdyeingmethodoflymphnodesdetectioninspecimensofcolorectalcarcinomawithMethyleneBlue.Method:Dataof1076radicallyresectedspecimenswerecollec

3、tedtoanalyzethecorrelationbetweenthenumberofb，刀曲nodesexaminedandthemetastaticrateorcumulativepercent21specimensweredetectedwithMethyleneBluedyeingmethodthenclearancemethodagain.Results:Themetastaticrateincreasedwiththenu

4、mberoflymphnodesexaminedin1076cases95percentof497caseswithmetastasishadnomorethan16lymphnodesexamined.TheMethyleneBluedyeingmethodproducedatotalmumberof964lymphnodesameanof45.9lymphnodesperspecimen65lymphnodespositivein1

5、2casesametastaticrateof57.14%ametastaticincidenceof6.74%Followingclearancemethodfurther25nodesin12casesfoundbuttherewasnosignificantdiferenceinmeannumberandmetastaticincidencethemetastaticincidencewasnotchanged.Thetimefo

6、rMethyleneBluedyeingmethodwas12hoursbut10daysforclearancemethod.Conclusion:Atleast16lymphnodesmustbeexaminedtodeterminewhetherthespecdyeingmethodisimenislymphnodenegativeorpositive.TheMethyleneasefectiveastheclearancemet