Methods Transcranial Doppler(TCD) was used to detect the mean velocity(MV) of MCA in 120 patients with EICA stenosis or occlusion.

目的研究颈内动脉颅外段（EICA）狭窄或闭塞患者大脑中动脉（MCA）平均血流速度（MV）与病情和分水岭梗死的关系。

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Methods Transcranial Doppler(TCD) was used to detect the mean velocity(MV) of MCA in 120 patients with EICA stenosis or occlusion.

目的研究颈内动脉颅外段（EICA）狭窄或闭塞患者大脑中动脉（MCA）平均血流速度（MV）与病情和分水岭梗死的关系。

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