磁共振弥散加权成像和灌注加权成像判定缺血半暗带的研究进展

被引：12

作者：

王佩佩

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

来源：

中华老年心脑血管病杂志 | 2014年 / 16卷 / 04期

关键词：

脑梗死; 脑缺血; 磁共振成像,弥散;

D O I：

暂无

中图分类号：

R743.3 [急性脑血管疾病（中风）];

学科分类号：

摘要：

<正>脑梗死急性期溶栓治疗的主要目的是挽救缺血半暗带(ischemic penumbra,IP),近年来MRI逐渐成为判定IP的主要手段。IP最早定义为不可逆脑组织损伤,周围电生理活动消失,但自身离子平衡尚维持的区域。此区域脑组织处于膜衰竭与电衰竭之间,具有可逆性及可变性,被认为"可以

引用

页码：445 / 446

页数：2

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