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ci gong zhen mi san cheng xiang ping gu duan zan xing nao que xue fa zuo de jia zhi
Author(s): 
Pages: 1467-1468
Year: Issue:  12
Journal: Research of Traditional Chinese Medicine

Keyword:  短暂性脑缺血发作 磁共振成像 磁共振弥散加权成像;
Abstract: 目的探讨磁共振弥散加权成像(DWI)对短暂性脑缺血发作(TIA)患者的应用价值。方法 62例TIA患者在发病3d内行常规MRI和DWI检查,观察DWI异常与临床因素之间的关系。结果 19例TIA患者在DWI有病灶,其中8例在常规MRI上未显示病灶,DWI异常者更多见于TIA症状持续时间较长、发作次数多、血管狭窄较重和有运动障碍的患者。结论 DWI比常规MRI更敏感而准确,在临床诊断的TIA中,症状持续时间较长、发作次数多、血管狭窄较重和有运动障碍是与DWI异常显著相关的因素。
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