个性化的重复性跨脑磁性刺激可以减少患有强迫症患者的前额EEG复杂性
Yihao Sheng1, Woxin Pan1, Haibing Huang2
1School of Mental Health and Psychological Science, Anhui Medical University, Hefei, China.
NeuroImage
|January 25, 2026
概括
重复的横磁刺激 (rTMS) 降低了强迫症患者的额头大脑复杂度. 这一发现支持正面EEG复杂性作为对强迫症rTMS治疗有效性的潜在客观生物标志物.
科学领域:
- 神经科学是一个神经科学.
- 精神病学是一个精神病学.
- 生物标志物研究 生物标志物研究
背景情况:
- 强迫症 (OCD) 显示了重复性横磁刺激 (rTMS) 的潜在治疗目标.
- 大脑是神经精神病学中新兴的生物标志物,但其在强迫症中通过rTMS进行调制并未得到充分理解.
- 电脑电图 (EEG) 为评估神经复杂性的变化提供了高时间分辨率.
研究的目的:
- 研究fMRI神经导航rTMS对强迫症患者前脑的作用.
- 评估正面EEG复杂性作为对强迫症rTMS治疗的客观生物标志物.
- 为了比较强迫症患者和健康对照人群之间的额头复杂度指标.
主要方法:
- 从44名强迫症患者和24名健康对照组中收集了休息状态EEG数据.
- 额头和复杂度指标 (ApEn,SampEn,LZC) 是从EEG计算出来的.
- 患者接受了为期14天的活跃或假装rTMS,针对右前补充运动区域,干预后重新记录了EEG.
主要成果:
- 强迫症患者表现出比健康对照群更高的基线额头复杂性.
- 积极的rTMS显著降低了强迫症患者的额头复杂度指标.
- 额头复杂性在假药组中仍然较高,但在治疗后在活跃组中正常化.
结论:
- 强迫症与额头神经复杂性增加有关.
- 个性化的rTMS有效调节了这些复杂性异常.
- 额头脑电图复杂性是强迫症神经调节治疗效应的有希望的客观生物标志物.
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