首页|单纤维肌电图jitter值和重症肌无力病情变化的相关性

单纤维肌电图jitter值和重症肌无力病情变化的相关性

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目的:探讨单纤维肌电图(SFEMG)颤抖(jitter)值变化和重症肌无力(MG)病情变化之间的相关性.方法:对MG患者治疗前后的病情进行绝对评分并计算相对评分,同时行SFEMG检查,统计分析病情变化相对评分和jitter值变化率之间的关系.结果:MG患者随病情好转或痊愈,jitter值相应变小,病情变化和jitter值变化率总体呈弱相关(非Ⅰ型MG患者相关参数r=0.617,R2=0.380,P=0.008).结论:jitter值变化不能灵敏地反应MG患者病情的变化.
Correlation of variation in Jitter and severity changes of myasthenia gravis
AIM: To investigate the correlation between variations in Jitter and severity changes of myasthenia gravis. METHODS: The patients under study were scored by Quantitative MG Score for disease severity before and after treatment. The relative score was calculated, jitters in extensor digitorum communis (EDC) were measured, the variability was calculated and the correlation between the relative score and Jitter variability was e-valuated by statistical analysis. RESULTS: Jitter value varied with the change of MC severity but Jitter value and the relative score were weakly correlated (r = 0. 617, R2 = 0. 380, P = 0. 008). CONCLUSION: The variation in Jitter is not well correlated with severity changes of myasthenia gravis.

myasthenia gravissinglefiber electromyographyjitter

周勇安、赵晋波、钟代星、王英禹、吴昱、刘爱东、李柱一

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第四军医大学唐都医院 胸外科,陕西西安,710038

第四军医大学唐都医院 神经内科,陕西西安,710038

重症肌无力 单纤维肌电描记术 颤抖

国家自然科学基金

30270485

2009

第四军医大学学报
第四军医大学

第四军医大学学报

CSTPCDCSCD北大核心
影响因子:0.599
ISSN:1000-2790
年,卷(期):2009.30(4)
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