摘要:目的:评估磁共振静脉成像(magnetic resonance venography,MRV)结合MRI平扫成像在颅内静脉窦血栓(cerebral venous sinus thrombosis,CVST)中的诊断价值。材料与方法:回顾性分析南京脑科医院10例DSA确诊为CVST患者的资料,所有病例均作MRV、MRI平扫检查。评估MRV结合MRI平扫的诊断价值。结果:本组10例经DSA确诊的CVST在MRV图像上均显示,表现为受累静脉窦管腔的狭窄、中断、充盈缺损及属支的迂曲扩张,MRV显示的病变静脉窦数目多于MRI平扫。MRI平扫能显示静脉窦内血栓信号及脑内梗死等继发性改变。结论:MRV结合MRI平扫诊断CVST有较高价值。
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