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帕金森病中大脑对称指数和运动功能的相关性:一个横截面研究

Xianling Xu¹, Jinfeng Xu¹, Yuqing Zhao¹

¹Rehabilitation Hospital Affiliated to Fujian University of Traditional Chinese Medicine, Fuzhou, Fujian, China.

Frontiers in neuroscience

|March 12, 2026

概括

这项研究表明,基于脑电图的脑对称指数 (pdBSI) 可以检测帕金森病 (PD) 中的半球不对称. 较高的pdBSI水平与PD患者的疾病严重程度和步行障碍相关.

科学领域:

神经科学是一个神经科学.
生物标志物生物标志物
神经系统疾病神经系统疾病

背景情况:

帕金森病 (PD) 的特点是不对称的运动障碍.
评估半球不对称性对于了解PD进展至关重要.

研究的目的:

探索从脑电图 (EEG) 获得的双向导出脑对称指数 (pdBSI) 在确定帕金森病阶段的实用性.
调查pdBSI与PD严重程度的临床测量之间的关联.

主要方法:

招募了96名早期PD (ePD),85名晚期PD (aPD) 和67名健康个体.
使用EEG和MDS-UPDRS尺度进行数据收集.
计算了脑前部,中部和后部区域的pdBSI.

主要成果:

与健康个体相比,PD患者在pdBSI中表现出显著的差异,特别是在中部地区.
在PD组中观察到较高的α,β1,β2pdBSI水平.
早期的PD显示了最高的pdBSI,其次是晚期PD和健康对照.
中部和后部区域的β2-pdBSI与aPD的步行障碍严重程度正相关.

结论:

pdBSI作为PD中半球不对称性的潜在电生理学生物标志物.
阶段依赖的pdBSI梯度表明了向双边网络参与PD的转变.
量化半球间不对称性为PD病理生理学和进展提供了独特的见解.

关键词:

帕金森病是帕金森氏症的一种疾病.电脑脑电图 (EEG) 是一种电脑电图.步行障碍障碍步行障碍运动器功能运动器功能双向衍生的大脑对称指数

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