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脑白质疏松认知功能障碍的影像学研究进展 被引量:1

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摘要 脑白质改变(WMC)及脑白质损害(WML)在老年人中十分常见.脑白质疏松症(LA)的概念于1987年正式提出.其本意为脑白质的缺血性表现,用来与Binswanger病这一特殊病理过程进行鉴别.1项囊括近10年来脑白质改变临床证据的荟萃研究显示,WMC的出现预示着卒中、痴呆及早逝的风险增加.WMC的临床表现包括认知功能障碍、智力下降、运动迟缓、假性延髓麻痹、步态异常等.以下从WMC的影像学分级及针对不同人群的WMC与认知功能下降的临床研究两方面进行论述,并对目前该领域尚待解决的问题进行讨论.
作者 陈宇 张玉梅
出处 《临床内科杂志》 CAS 2014年第12期804-807,共4页 Journal of Clinical Internal Medicine
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