颈内和大脑中动脉狭窄与闭塞的MR灌注成像研究附视频

被引:18
作者
卢洁
李坤成
机构
[1] 首都医科大学宣武医院医学影像学部放射科
[2] 首都医科大学宣武医院医学影像学部放射科 北京
[3] 北京
关键词
颈内动脉; 大脑中动脉; 狭窄,闭塞; 磁共振成像; 灌注;
D O I
10.13929/j.1003-3289.2004.11.056
中图分类号
R445.2 [核磁共振成像];
学科分类号
100207 ;
摘要
颈内动脉和大脑中动脉重度狭窄、闭塞通常导致脑内血流动力学障碍 ,是引起脑梗死的最常见原因。磁共振脑灌注加权成像 (perfusionweightedimaging ,PWI)使用团注顺磁性对比剂方法 ,能够在脑梗死发生前显示脑血流动力学异常改变。本文对PWI在颈内动脉和大脑中动脉狭窄、闭塞的研究进展进行综述
引用
收藏
页码:1797 / 1799
页数:3
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