无症状成年人股骨髋臼撞击综合征相关放射学异常的x线与msct-研究

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1、硕士学位论文统计学意义(t=22．6，P<0．001)；两组的髋臼前倾角分别为18．70士6．20和19．30士5．60，二者的差异无统计学意义(户1．90，P>0．05)。【结论】1．股骨颈疝窝在无髋关节症状成年人中并非罕见现象，更常见于中老年男性中，在CT上具有典型影像学表现。2．股骨颈疝窝不但发生在股骨头颈交界处的前上部，也可以发生在前下部和后部。3．发生股骨颈疝窝者的股骨颈a角较无股骨颈疝窝者大，提示股骨颈疝窝与股骨头颈交界处的形态异常存在一定联系，但股骨颈疝窝与Cam型FAI的确切关系需要更进一步的研究明确。4．股骨颈疝窝与Pincer型FAI无明确联系。关键

2、词：股骨髋臼撞击综合征；股骨颈疝窝；无症状；放射摄影术；体层摄影术，X线计算机V硕士学位论文TheX--rayandMSCTstudyof1●一●⋯‘一‘一radlograpnlCfindingsassociatedwithfemoroacetabularimpingementinasymptomaticadultsname：Huangyao-quSupervisor：Prof．Chenwei—guoABSTRACTPartITheprevalenceofradiographicfindingsassociatedwithfemoroacetabularimpingem

3、entinasymptomaticadults：astudyusinganteroposteriorpelvicplainPurpose：Todeterminetheprevalenceofqualitativeradiographicfindingsassociated、析thfemoroacetabularimpingement(FAI)inasymptomaticadultsusingstandardizedanteroposteriorpelvicradiographs．Materialsandmethods：1．Wecollectedpatientswhoun

4、derwentanteroposteriorpelvicradiographssuspectedpelvistraumainFoshanHospitalofTraditionalChineseMedicinebetweenJanuaryandJune2009．Afterselectedbyinclusioncriteriaandexclusioncriteria，1636hipsof818adultswithoutsymptomofhipwerestudied．Therewere398maleand420female．Theagesofpatientsrangedfro

5、m18to80years，averageageWas43．1years．2．Anteroposteriorpelvicradiographswerefinishedbycomputedradiographyordigitalradiography，andradiographswereretrospectiveanalyzedonPACSby2musculoskeletalradiologists．ThepresenceofthefollowingfeaturessuggestiveofABSTRACTimpingementwereassessedbymeansofgro

6、ssvisualinspection：(1)cam—typefindings--pistol-gripdeformity,focalprominenceofthefemoralhead—neckjunction；and(2)pincer-typefindings---crossoversign，coxaprofunda,andposteriorwallsign．ThepresenceofherniationpitsoffemoralneckWasalsonoted．3．5radiographicfindingsassociatedwithFAIaforementione

7、dwererereadin100examinationsrandomlyselectedbythefirstobserverafterallintervalofatleast1months，andtheywerealsoreadtwiceindependentlyandwimblindingbyasecondobserver．Results：1．IntraobserveragreementWasmoderatetoverygood(萨0．595"0．803inreader1and0．589"-'0．862inreader2)inratin