磁共振在评估腰椎椎体间融合术后骨性融合中的价值

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1、万方数据浙江大学硕士学位论文英文摘要⋯n‘●一ValueoImagneticresonanceimagingtoevaluateinstrumentedposteriorlumbarinterbodyfusionZhejiangUniversityCollegeofMedicinePostgraduate：XuZhiwenSupervisor：FanShunwuAbstractobjectiveToinvestigatetheclinicalvalueofmagneticresonanceimaging(MⅪ)toevaluateinstrumentedp

2、osteriorlumbarinterbodyfusion(PLIF)．MethodFromMarch2008toMarch2012，thirty-onepatients讯tlldegenerativelumbardiseasesandundertakingmono—segmenttransforaminallumbarinterbodywereretrospectivelyanalyzed．Thesepatientscomplainedunresolvedorrecurrentpain．Lumbaranteroposteriorandlateralfil

3、m，CTSCanS谢threconstructionandMRlwereusedtoevaluatethestatusofinterbodyfusion3months，6months，1yearand2yearspostoperativelyrespectively．ResultsThefusionratesevaluatedbylumbarX—ray，CTSCanSandM砒in3months，6months，1yearand2yearsaRersurgerywere16．1％，6．45％，0％；80．7％，61．3％，58．1％；96．8％，83．8％

4、，87．1％；and100％，96．8％and96．8％respectively．Thecomparisonoffusionratesin3monthsafteroperation、析tllthosein6monthafteroperationWasstatisticallydifferentforX-ray，CTSCanSandMⅪevaluation．Whenthefusionratesof6monthspostoperativelywerecomparedwitllthoseof1yearspostoperatively，theywereonlydi

5、fferentforMRI，butnotCTSCanSandX-ray．Andthecomparisonoffusionratesbetween1yearand2yearsafteroperationwerecomparableforallthethreemethods，butCTscansandMRIdetectednewlyformedbonearoundIV万方数据thefusioncageinseveralcasesuntillastimagingfollow-up．Whenresultsevaluatedbydifferentevaluating

6、methodswerecomparedatfourdifferenttimepoint，nostatisticaldifferenceswerefound．TheresultsfromCTscansandMRIhadllighconsistence(90．3％～100％)．ConclusionMIUCanaccuratelydeterminefusionstatusoflumbarinterbodyfusionbyassessingsignalchangesofsubchondralboneandcontinuityofsignalacrossfusion

7、．Afollow-upoflongerthan2yearsisneededforMⅪevaluation．[Keywords]Magneticresonanceimaging，radiographicassessment，interbodyfusion，spinalfusionsurgery．V万方数据目录致{射⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．I中文摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．II英文摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯IV录正文前言⋯

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