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CT、MRI和磁共振动脉成像对后循环缺血性眩晕的诊断价值

China Medical Device Information(2017)

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Abstract
目的:探讨CT、MRI和磁共振动脉成像(MRA)对后循环缺血性眩晕的诊断价值.方法:以近两年于本院确诊的54例后循环缺血性眩晕患者为研究对象,分别行CT、MRI和MRA检查,比较三种诊断方法的检查结果.结果:CT检出阳性率、阴性率分别为27.8%、72.2%,MRI检出阳性率、阴性率分别为74.1%、25.9%,两种诊断方法的检查结果存在明显差异,差异具有统计学意义(P<0.05).MRA检查结果显示两侧椎动脉异常103条,无异常5条;基底动脉异常51条,无异常3条.结论:磁共振诊断后循环缺血性眩晕的价值较高,对治疗方案的制定及患者预后评估具有一定指导意义.
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