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-IDUS对胆胰管疾病的应用体会.ppt

文档分类：医学/心理学 | 页数：约18页举报非法文档有奖

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AdvancesofIDUSinDiagnosisforBilliaryDiseasesXiaopingZouDepartmentofGastroenterologyNanjingDrumTowerHospitalNanjingUniversitySchoolofMedicineNanjing,ChinaIntra-ductalUltrasonography,IDUSAdvantagesofIDUSWithafinerprobe,-billiaryductfacilitatetheacousticalcouplingFluidinductcanbeusedasmediumofultrasoundThediameteroftheductisslightlylargerthanthantoftheprobeHigherfrequency(12-30MHz)ircularscanSynchronizeddoublesectionscanMechanicalradialscanImagesofnormalbilliaryduct2-3layersThickness:-:hyper-echogenicity,representstheinterphaseSecondlayer:hypo-echogenicity,representsmucosalandmuscularisproprialayersOuterlayer:hyper-echogenicity,eoplasmsLocalizationofneuro-umorsnotdetctedbyEUSSuspectedstoneinCBDCBDstonesN=35(withsuspectedstones)Of21patientswithstonesnotdetectedbyERCP,IDUSidentified8,inwhich7wereprovedbyESTOf5patientswithsuspectedstonesunderERCP,IDUSidentifiedthemasbubblesIDUSchangedtheclinicalstrategiesin13(37%)patientsCatanzaro,A,Pfau,P,Isenberg,GA,Wong,;57:=62Detectrateofcholangiography:87%binedwithcholangiography:97%IDUSincholangiocarcinomaanddifferentiationbetweenbenignandmalignantstricture

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