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时间:2017-12-08
《伴发认知障碍帕金森病的弥散张量成像研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、1生!Q箍!鲞箍2Q翅ChinJClinicians(ElectronicEdition),October15.2013.Vo1.7.No.2·临床论著·伴发认知障碍帕金森病的弥散张量成像研究张雷范国光武成华【摘要】目的探讨弥散张量成像(DTI)对伴发认知障碍帕金森病的诊断价值。方法对11例帕金森病伴痴呆患者,13例帕金森病伴轻度认知障碍患者,12例单纯帕金森病患者及10例正常对照组志愿者行DTI扫描,采用人工勾画感兴趣区(R0I)的方法在DTI参数图上测量各ROI(双侧扣带束、上纵束、下纵束、钩束、齿状核)的各向异性分数(FA)值,采用单因素方差分析方法进行统计
2、分析。结果所有帕金森病组双侧扣带束、双侧上纵束、左侧钩束及右侧齿状核的FA值均低于对照组(尸<0.05);右侧钩束、左侧齿状核FA值改变仅在单纯帕金森病组、对照组间无统计学差异;左侧下纵束FA值仅在帕金森病伴痴呆组、对照组间有统计学差异(P<0.05),而右侧下纵束FA值改变均无统计学差异。在各帕金森病组间比较时双侧扣带束、右侧上纵束、双侧钩束、右侧齿状核FA值改变均具有统计学差异,而左侧上纵束FA值改变仅在单纯帕金森病组、帕金森病伴痴呆组间具有统计学差异(P3、改变可能累及脑白质纤维和小脑。【关键词】帕金森病;认知障碍;磁共振成像,弥散DifusiontensorimagingstudiesofParkinson’sdiseasewithcognitiveimpairmentZ4ⅣGLei,FANGuo-guang,Cheng-hua.DepartmentofRadiology,theFirstHospitalofChinaMedicalUniversity,Shengyang110001,ChinaCorrespondingauthor:FANGuo-guang,EmaiL"fanguog@vip.sina.eom[A4、bstract]ObjectiveTostudythevalueofdiffusiontensorimaging(DT1)inthediagnosisofParkinson'sdiseasewithcognitiveimpairment.MethodsDT1wasperformedin11patients、出PDD.13PDpatientswithMCI,12purePDpatientsand10controlsubjects.Regionsofinterest(ROI)weredrawninbilateralcingulum,upperlongitudinal,5、underlongitudinal,uncinatefasciculusandthedentatenucleusonfractionalanisotropy(FA)map.DiferencesinFAbetweenthethesegroupswerestudiedbyone—factorANOVA.ResultsFAvaluesofbilateralcingulum,bilateralupperlongitudinal,leftuncinatefasciculusandfightdentatenucleusinallPDgroupswerelowerthancon6、trolgroup<0.05);FAvaluesofrightuncinatefasciculusandleftdentatenucleushadnosignificantchangesonlyinpurePDgroupandcontrolgroup;FAvaluesofleftunderlongitudinalhadsignificantchangesonlyinPDDandcontrolgroup;FAvaluesoffightunderlongitudinalinallgroupshadnosignificantchanges.FAvaluesofbilat7、eralcingnlum,fightupperlongitudinal,bilateraluncinatefasciculusandrightdentatenucleushadsignificantchangesinallPDgroupswhentheywerecomparedbetweeneachother;FAvaluesofleftupperlongitudinalhadsignificantchangesonlyinpurePDandPDDgroup;FAvaluesofleftdentatenucleushadnosignificantchangeson8、lyinp
3、改变可能累及脑白质纤维和小脑。【关键词】帕金森病;认知障碍;磁共振成像,弥散DifusiontensorimagingstudiesofParkinson’sdiseasewithcognitiveimpairmentZ4ⅣGLei,FANGuo-guang,Cheng-hua.DepartmentofRadiology,theFirstHospitalofChinaMedicalUniversity,Shengyang110001,ChinaCorrespondingauthor:FANGuo-guang,EmaiL"fanguog@vip.sina.eom[A
4、bstract]ObjectiveTostudythevalueofdiffusiontensorimaging(DT1)inthediagnosisofParkinson'sdiseasewithcognitiveimpairment.MethodsDT1wasperformedin11patients、出PDD.13PDpatientswithMCI,12purePDpatientsand10controlsubjects.Regionsofinterest(ROI)weredrawninbilateralcingulum,upperlongitudinal,
5、underlongitudinal,uncinatefasciculusandthedentatenucleusonfractionalanisotropy(FA)map.DiferencesinFAbetweenthethesegroupswerestudiedbyone—factorANOVA.ResultsFAvaluesofbilateralcingulum,bilateralupperlongitudinal,leftuncinatefasciculusandfightdentatenucleusinallPDgroupswerelowerthancon
6、trolgroup<0.05);FAvaluesofrightuncinatefasciculusandleftdentatenucleushadnosignificantchangesonlyinpurePDgroupandcontrolgroup;FAvaluesofleftunderlongitudinalhadsignificantchangesonlyinPDDandcontrolgroup;FAvaluesoffightunderlongitudinalinallgroupshadnosignificantchanges.FAvaluesofbilat
7、eralcingnlum,fightupperlongitudinal,bilateraluncinatefasciculusandrightdentatenucleushadsignificantchangesinallPDgroupswhentheywerecomparedbetweeneachother;FAvaluesofleftupperlongitudinalhadsignificantchangesonlyinpurePDandPDDgroup;FAvaluesofleftdentatenucleushadnosignificantchangeson
8、lyinp
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