经皮经肝穿刺胆管超声造影的临床应用分析

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1、drainagetubeslowly．Theirbiliarytracts，obstructivelevelandcauseofobstructive，duodenumandcholecystswerescannedundercontrastpulsedsequencingmodetoachieverelatedcontrast—enhancedultrasonograms．Theentireexaminationwasrecordedondigitalvideoclips．Afterpostoperativ

2、e2-12h，thepercutaneoustranshepaticcholangiography(PTC)werecarriedoutineachpatient．Severityandaccuracyofbiliaryobstructionwereassessedaccor-dingtothePTCUSfindingswithacomparisontoconventionalPTC．Andinapartofthepatientswerecomparedwiththree—dimensionalreconst

3、ructionCTofthebileductsaftertherapy．Result(1)Thereweresomedifferenceinthejudgementon30casesblockofportaandextra—hepaticbileductsbetweendiagnosisofPTCUSandPTC：AccordingtoPTCUS，therewere13casesofcompleteobstructionand17casesofincompleteobstruction；Whileaccord

4、ingtoPTC，therewere1casesofcompleteobstructionand19casesofincompleteobstruction．Buttherewerenostatisticsdifferenceinthejudgementofblocklevel(Chi—squarevalue=0．5，0．50>P>0．25)．(2)PTCUShasalowerdisplayrateinintestinaltractandgallbladderthanPTC．Thedifferencehass

5、tatisticsvalue(Chi—squarevalueisO．5，7．11respect—ively，P<0．50)．(3)Therewere7caseswhosebileductsobstructionswerecausedbytumorabovehilar．Becausetumorinliverhadoccupancypathologicalchangessoakageandpressedthebileductsaroundtocholestasisandcholangiectasis．Thenor

6、malshapesofbileductsweredestroyed．Inthissituation，theSonoVuecontrastagentpouredthroughpunctureneedlefixthenarrowpositionandlevelofbileduct．Thenaccordingtotheknowledgeofwater—spreadingrange，makefurtherplanofplacingtube；ComparedthedisplayofPTCUStowater·spread

7、ingrangeinoperationwithPTCafteroperation，theresultweresame．(4)ThemaximumvisualizationofbranchingordersinPTCUSwas3．54-O．8，whichwasequaltotheresultofPTC(3．74-0．9)，(t=0．697，P>O．25)．(5)AfterthePTCUS，theleveloftotalbilirubin(TBIL)decreasedobvio-usly(t=4．437，P<0．

8、0005)．NoadversereactionstOSonoVueoccurredinthepati-entsduringtheoperationandfollow-up．二5COncIusionsPTCDwasaconcise、safeandfeasiblemethodofbiliarytractradiography，anddynamicdisplaytheflowofcontrastagent