...发病时间患者，急诊行弥散加权成像（diffuse weighing imag ing，DWI）和液体衰减反转恢复（fluid attented inversion recovery，FLAIR）检查。发现若FLAIR阴性，不论DWI阳性或阴性，46%的患者发病时间为3 h内，73%在6 h内。
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目的：比较液体衰减反转恢复(FLAIR)序列和弥散加权成像(DWI)在急性脑梗塞中的应用。
Purpose: To compare fluid attenuated inversion recovery (FLAIR) sequence and diffusion weighted imaging (DWI) sequence in evaluation of acute cerebral infarction.
目的评价低场液体衰减反转恢复技术(FLA IR)和弥散成像(DWI)序列在脑部MRI应用价值。方法应用0。
Objective To explore fluid attenuated inversion recovery (FLAIR) and Diffussion-Weighted Imaging (DWI) sequence in MRI in brain.
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