超声胆管造影评估梗阻性胆道疾病的临床分析

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1、percutaneoUSultrasoniccholangiography(PUSC)，820fthemwhoobtainedfinaldiagnosisbysurgicalorclinicalfindingsandmeanwhilegotPTC(Percutaneoustranshepaticcholangiography)wereruledin，including31menand31women,meanage(53·5±13·6)years(rangel9~76years)．Therearecholedocholithia

2、sisin14，inflamedstricturein11，nostricturein8andneoplasticobstructionin48(hilarcancerin39andperiampullarymalignanttumorin9)·ThePUSCimagewascorrelatedwithPTCimageorotherbiliaryimages．Sensitivity,specificity,andaccuracyofPUSCindeterminingtheobstructivelevelandtheaccura

3、cyofPUSCindeterminingtheobstructivecausewerecalculated；Sensitivity,specificity,andaccuracyofPUSCindifferentiatingbenignandmalignantwerecalculated；(3)Thirty．sixpatientswithhilarobstructionwhounderwentbaselineultrasound,percutaneo吣ultrasoniccholangiography(PUSC)andper

4、cutaneoustranshepaticcholangiography(PTC)respectivelyandwereworkedupashilarcholangiocarcincomabyoperativefindingsorclinictestswereruledinthisstudy．Takingoperativefindingsasreferencestandard，theaccuracyofthethreeimagingmodalitiesinstagingofhilarcholangiocarcinomawasc

5、ompared．TheconcordancebetweenPUSCandPTCWasalsoevaluated·ThettestandChi．squaretestwereappliedfortestingthedifferencebetweenanyoftwogroups(a-0．05．two—side)．Results(1)Withtheincreasingofconcentration,thepostacousticshadowofSonoVuebecomemoreobvious，butdurationtimechange

6、salittle；hyperechogeneticsurfacelinecouldbereenhancedbyonlyreinjectingofNSifnecessary；TheconcordancebetweenPUSCandPTCindepictingbileductWasveryexcellent．(2)Therewereobstructionin74casesandnoobstructionin8casesconfirmedbysurgeryorclinicaldiagnosis．Thesensitivity,spec

7、ificity,andaccuracyofPUSCinevaluatingobstructivelevelw笛98．6％(73／74)，87．5％(7／8)和97．6％(80／82)，respectively．Thesensitivity,specificity,andaccuracyofPTCinevaluatingobstructivelevelwas100％(73／73)，88．9％(8／9)和98·8％(81／82)，respectively．Thedifferencebetweenthemwasnotstatisti

8、callysignificant·TheconcordancebetweenPUSCandPTCinevaluatingthedegreeofhilarandextrahepaticobstructionwaslower(Kappavalue=0．387)andexcelle