欢迎来到天天文库
浏览记录
ID:55680074
大小:594.94 KB
页数:4页
时间:2020-05-24
《脑分水岭梗死 MRI、MRA 特点及其发病机制的研究.pdf》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、218NepalInjuryAndFunctionalReconstruction,May,!:Q:·论著·脑分水岭梗死MRI、MRA特点及其发病机制的研究李支援,张英b吕风亚作者单位摘要目的:探讨脑分水岭梗死(cw1)不同病变模式的MR/、MRA特点及其发病机制。方法:回顾性分析85山东省菏泽市立医院例CWI患者,将梗死模式分为单纯性CWI、混合性CWI和多发性CWI。比较不同模式的CW1中大脑中动神经内科b.影像科脉(McA)、颈内动脉(IcA)病变情况。结果:85例cwI患者中,单纯性后分水岭梗死(PwI)6例,单纯性内分&山东菏泽274000
2、水岭梗死(r)11例,混合性前分水岭梗死(AwI)4例,混合性PWI9例,混合性IWI36例,多发性CWI19例。McA重度狭窄率明显高于ICA重度狭窄率(P=0.00)。单纯性iWl、混合性iwI和多发性c、ⅣIMcA重."磕口甘丑$t.'lt~IiI度狭窄率明显高于ICA重度狭窄率(P3、重度狭窄对于前循环(颈内动脉系统)供血区的李支援CWI影响较大;MCA重度狭窄引起狭窄远端的血流动力学障碍和微栓子清除能力下降,可能是导致CWIzhiyuanl188@sohu.以及CWl合并皮质区梗死(PI)和/或穿支动脉梗死(PAI)的机制之一。corn关键词脑分水岭梗死;磁共振成像;磁共振血管造影;发病机制中图分类号R741;R741.04文献标识码ADOI10.3870/sjsscj.2014.03.014CharacteristicsofMRIandMRAinPatientswitllCerebralWatershedInfarctionL4、1Zhi-yuan.ZHANGYing,LVFeng-ya.DepartmentofNeurology,HezeMunicipalHospitalofShandongProvince,Shandong274000,ChinaAbstractObjective:ToinvestigatethefeaturesofMRJandMRAindetectingdiferentcerebralwatershedin·farction(Cw1)patterns.Methods:Eighty—fiveCWIpatientswereretrospectivelydiv5、idedintothreetypesincludingsimpleCWI,mixedCWIandmultipleCWI.Themiddlecerebralartery(MCA)andinternalcarotidartery(ICA)stenosiswereevaluatedindiferentCWIpatterns.Results:Therewere6patientswithsimpleposteriorwatershedinfarction(PWI),l1patientswithsimpleinternalwatershedinfarction(6、IWI),4patientswithmixedanteriorwater—shedinfarction(AW1),19patientswithmixedPWl,36patientswithmixedIWIand19patientswithmultipleCWI.Ofthe85patients,theratioofseverestenosisofMCAwassignificantlyhigherthanthatofICA(P=0.00).TheratioofseverestenosisofMCAwassignificantlyhigherthantha7、tofICAinpatientswithsimpleIWI,mixedIWIandmultipleCWI(P8、verestenosisoflCA,especiallyinpatientswithIWI,mixedIWI
3、重度狭窄对于前循环(颈内动脉系统)供血区的李支援CWI影响较大;MCA重度狭窄引起狭窄远端的血流动力学障碍和微栓子清除能力下降,可能是导致CWIzhiyuanl188@sohu.以及CWl合并皮质区梗死(PI)和/或穿支动脉梗死(PAI)的机制之一。corn关键词脑分水岭梗死;磁共振成像;磁共振血管造影;发病机制中图分类号R741;R741.04文献标识码ADOI10.3870/sjsscj.2014.03.014CharacteristicsofMRIandMRAinPatientswitllCerebralWatershedInfarctionL
4、1Zhi-yuan.ZHANGYing,LVFeng-ya.DepartmentofNeurology,HezeMunicipalHospitalofShandongProvince,Shandong274000,ChinaAbstractObjective:ToinvestigatethefeaturesofMRJandMRAindetectingdiferentcerebralwatershedin·farction(Cw1)patterns.Methods:Eighty—fiveCWIpatientswereretrospectivelydiv
5、idedintothreetypesincludingsimpleCWI,mixedCWIandmultipleCWI.Themiddlecerebralartery(MCA)andinternalcarotidartery(ICA)stenosiswereevaluatedindiferentCWIpatterns.Results:Therewere6patientswithsimpleposteriorwatershedinfarction(PWI),l1patientswithsimpleinternalwatershedinfarction(
6、IWI),4patientswithmixedanteriorwater—shedinfarction(AW1),19patientswithmixedPWl,36patientswithmixedIWIand19patientswithmultipleCWI.Ofthe85patients,theratioofseverestenosisofMCAwassignificantlyhigherthanthatofICA(P=0.00).TheratioofseverestenosisofMCAwassignificantlyhigherthantha
7、tofICAinpatientswithsimpleIWI,mixedIWIandmultipleCWI(P8、verestenosisoflCA,especiallyinpatientswithIWI,mixedIWI
8、verestenosisoflCA,especiallyinpatientswithIWI,mixedIWI
此文档下载收益归作者所有