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磁共振弥散成像评估短暂性脑缺血发作的价值 被引量:1

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摘要 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。
出处 《中西医结合心脑血管病杂志》 2011年第12期1467-1468,共2页 Chinese Journal of Integrative Medicine on Cardio-Cerebrovascular Disease
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