线粒体脑肌病枕叶癫(痫)持续状态临床脑电图1例报告

Journal of Epileptology and Electroneurophysiology(CHINA)(2014)

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Abstract
线粒体脑肌病是由于线粒体DNA(mtDNA)或少数为核DNA相关的POLG1基因突变引起线粒体功能异常,以致能量来源不足而导致的一组异质性病变.其中线粒体脑肌病伴高乳酸血症和卒中样发作综合征(mitochondrial encepha lomyopathy,lactic acidosis and strokelike episodes,MELAS)是线粒体脑肌病最常见的类型之一.主要的临床症状是卒中发作、偏瘫、局限性或全面性癫(痫)发作.头颅CT和MRI显示主要为枕叶的脑软化,其病灶范围与主要脑血管分布不一致.癫(痫)是MELAS最常见的临床表现之一.迟兆富[1]报告的47例MELAS病例,32例出现癫(痫)发作症状,其中3例出现了癫(痫)持续状态.本文报告1例表现为枕叶癫(痫)持续状态的线粒体脑肌病病例.
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