椎动脉型颈椎病的磁共振成像的研究

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1、查塑叁兰堕主堂焦丝塞AbstractMRIAnalysisofVertekralArterialInsufficiencyduetoCervicalSpondylos'isWUXin—yingYANGXiao—qingMedicalCollegeofSoutheastUniversityObjectiveTodiscusstheetiologyandevaluateMRIandMRAinthediagnosisofvertebrNarterialinsufficiencyduetocervicalspondylosis．MaterialsandMethodsWithsamescanning

2、technique，MRAofvertebralarteryandMⅪofcervicalspineareperformedin48caseswithclinicallydiagnosedvertebralarterialinsufficiencyduetocervicalspondylosisasapatientgroup，78casesdisgnosedascervicalspondylosisexcludedthefactorwithvertebralarteryasacontrolgroup，62heaIthyindividualsasadiameterreferencegroup

3、．Thevertebralartery，cervicalspineanduncinateprocessareobserved，alsotheMRAfeaturesandetiologyisanalyzed．ResultsIllall188cases，theaverageageofpatientgroupistenyearsolderthantheothertwogroups．(1)MRAin48patientsshownormal(n=7)orthinning，twisting，localizedstenosisandconrseanomalyofvertebralartery(n=41)

4、．onMRjofcervicalspine，31showhypertrophicuncinateprocessofdifferentdegrees．Incontrolgroup，MRAshownormalin59，andthinning，twisting，courseanomalyofvertebralarteryin19，whileMRIdemonstratehypertrophicuncinateprocessinlO．Significantdifferenceexistsbetweenpatientgroupandcontrolgroup(P<0．005)．(2)48easesofp

5、atientgroupareclassifiedintofourtypes：typeI，compressionandtortuosityofvertebralartery；typeII，localizedstenosisofvertebralartery；typeiII，deformityofvertebralartery；typeIv．typeofnerveandvascularity．(3)Innormalgroup，MRAshownormalin58，twistingandcourseanomalyofvertebralarteryin4，thefinalnormaldiameter

6、areO．352±O．055cminleftand0．312±O。057cminrightexcludetheabnormalartery．Conelusion1、MRIisanon—invasivetechniquefordiagnosingvertebralarterialinsufficiencyduetocervicalspondylosis．Moreover，MRAcandemonstratethevertdMalarteryaswellastraditionalangiographydoes．It’Saperfectmodalitytomaketheearlyscreening

7、anddiagnosisbyusingMRAcoupledwithM褂．2、Thevasculardegenerativedisenseandallkindsofvariationsarethebasicfactorforvertebralarterialinsufficiencyduetocervicalspondylosis；vertebraeinstabilityisthedynamicfactorwhichcan