女性压力性尿失禁的mri分析

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1、大津医科火学硕十学位论文dorsalurethrahammock-likestructure，connectingtheurethraandpelvicarcustendinousfasciae．TheurethralsupportligamentsfixurethraandpreventSUI．Anilevatormusclescomposeofpuborectalis，pubococcygeusandiliococcygealmuscle，inT2WImusclesshowedamoderatesi

2、gnal．Levatoranimusclecontractioncanresisttheincreasedabdominalpressureandmaintainnormalorganfunctionandlocation．2．NormaldynamicM融changesofurethralsupportstructuresHealthywomenanilevatormuscleshadnosignificantmorphologicalchanges，diameterofpelvicdiaphragm

3、，theHline，Mline，posteriorurethrovesicalangle，retropubicspaceandthedistancefrombladdernecktOthePCLincreasedslightlyafterforce，urethraltiltangle，afterforceincreaselightly．LevatorplatealwaysparalleltoPCL．3．UrethralsupportstructuresinstaticanddynamicMRIinpat

4、ientswithSUIpatientsurethralsupportligamentchanges，includinglaxityorrupture．Morphologicalchangesofthelevatoraniisobviously,diameterofpelvicdiaphragmincreases，diaphragmatichiatuswas“O”shapeinSUlwithPOEHline>6cm，Mline>2cm，levatorplatecaudaltiltaverage20O．I

5、nSUIpatientsafterforcefirethrallengthshorten，mostoralloftheurethrabelowtheinferioredgeofsymphysispubis；urethralinclinationangleandposteriorurethrovesicalangleincrease．4．SUIpatientsbeforeandafterTOT1weekMRIimagingexaminationresultsThemodalityofurethrasupp

6、ortligamentsdidnotchange，postoperativeurethralactivityimproved，butthedifferencewasnotstatisticallysignificant．Conclusion：1．MRIcanbettershowthemorphologyoffoururethralsupportligamentsandlevatoranimuscles，andCanobjectivelyevaluatethefunctionalitystatusofth

7、elevatoraniandurethralactivitydegree，andthussupplyimagingevidenceforpreoperativediagnosisofSUI．2．M砌canreflectthechangesofurethralsupportstructureandurethralactivityofpost—operativepatientswithSUI．M刚hasaroleinevaluationofcurativeeffectofsurgery．Byincreasi

8、ngthenumberofcasesandextendingfollow-upobservationperiod．MRJisexpectedtogiveanobjectiveimageevaluationinsurgicaleffect．Keywords：urethralsupportingligamentlevatoranimusclestressurinaryincontinencemagneticresonanceimagingV天津