[1]魏晓辉,杨小飞,黄煜,等.DWI在急性缺血性脑卒中的临床应用[J].西部中医药,2015,28(06):152-153.[doi:2015/6/16 0:00:00]
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DWI在急性缺血性脑卒中的临床应用
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《西部中医药》[ISSN:2096-9600/CN:62-1204/R]

卷:
28
期数:
2015年06期
页码:
152-153
栏目:
出版日期:
2015-06-15

文章信息/Info

文章编号:
1004-6852(2015)06-0152-02
作者:
魏晓辉杨小飞黄煜吕晓娟
兰州市第一人民医院核磁室,甘肃 兰州 730050
关键词:
脑卒中急性缺血性磁共振弥散加权成像ASPECT评分
分类号:
R743.31
DOI:
2015/6/16 0:00:00
摘要:
目的:探讨MRI弥散加权成像(DWI)对急性缺血性脑卒早期诊断的价值。方法:对62例确诊为脑梗死的患者在不同时间行颅脑CT、常规MRI和DWI扫描后进行影像学(包括48h内CT和DWI)的图像特征分析及ASPECT评分。结果:发病后1小时至1周,病灶在DWI上显示均质高信号,而CT、常规MRI多未能显示;在发病后1~3周内呈混杂高信号,大约在3周后高信号消失。DWI诊断超早期脑梗死敏感性为36/39=0.92,特异性为15/23=0.62。结论:DWI对超早期脑梗死有较高的诊断价值。

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备注/Memo

备注/Memo:
作者简介:魏晓辉(1965—)女,主任医师。研究方向:核磁共振。
更新日期/Last Update: 2015-06-15