目的：探讨磁敏感成像(SWI)在脑星形细胞瘤分级中的价值。
Purpose: to investigate the value of susceptibility-weighted imaging (SWI) in evaluating the histopathologic grade of cerebral astrocytomas.
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.
方法单侧颈内动脉狭窄程度为70%-99%患者30例，行动态磁敏感对比增强磁共振成像。
Methods 30 patients with unilateral carotid artery stenosis ranging form 70% to 99% were selected to be scanned with PWI.
方法单侧颈内动脉狭窄程度为70%-99%患者30例，行动态磁敏感对比增强磁共振成像。
Methods 30 patients with unilateral carotid artery stenosis ranging form 70% to 99% were selected to be scanned with PWI.
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