目的：探讨磁敏感加权成像技术在脑血管畸形诊断中的价值。

Objective To assess the clinical application value of magnetic susceptibility-weighted imaging in cerebral vascular malformations.

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目的利用弥散加权成像（DWI）、磁共振血管成像（MRA）对大脑中动脉（MCA）区域TIA进行解剖性定位，评价磁共振对临床实践的指导意义。

Objective To locate transient cerebral ischemic attack (TIA) within MCA territory with MR diffusion-weighted imaging(DWI)and MR angiography(MRA), and to evaluate the role of fMRI in clinic practising.

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所有的患者均接受了专门的卒中检查，包括弥散加权成像(DWI)以及临床特点和血管危险因素的详细评估。

All had undergone a dedicated stroke workup including diffusion-weighted imaging (DWI) and a detailed assessment of clinical features and of vascular risk factors.

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所有的患者均接受了专门的卒中检查，包括弥散加权成像(DWI)以及临床特点和血管危险因素的详细评估。

All had undergone a dedicated stroke workup including diffusion-weighted imaging (DWI) and a detailed assessment of clinical features and of vascular risk factors.

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