会影响正常的EEG变异吗? 在患有和没有的受试者之间进行了一项比较研究
Greta Macorig1, Arielle Crespel2, Annacarmen Nilo3
1Gui de Chauliac Hospital, Epilepsy Unit, Montpellier, France; San Giovanni di Dio Hospital, Neurology Unit, Gorizia, Italy.
Neurophysiologie clinique = Clinical neurophysiology
|February 23, 2024
概括
良性EEG变异 (BEVs) 在非患者中比患者更常见. 似乎减少了常见的BEVs的发生,除了mu节奏.
科学领域:
- 神经学 神经学
- 神经生理学 神经生理学
背景情况:
- 良性EEG变异 (BEVs) 是脑电图 (EEG) 中常见的发现,可以被误认为是型放电.
- 了解不同患者群体中BEV的患病率对于准确的EEG解释至关重要.
研究的目的:
- 调查和比较患有和非患者之间各种良性EEG变异的患病率.
主要方法:
- 一项前性观察性研究,涉及1163名连续接受视频EEG监测的患者.
- 使用了10-20国际系统与额外的前/下电极进行全面的EEG记录.
- EEG监测的持续时间从24小时到8天不等.
主要成果:
- 在73.2%的非患者中发现了良性EEG变异 (BEV),而在患者中发现了57.8% (p = 0.000011).
- 特定的BEVs,如兰巴达波,POST,门尖和14和6Hz的阳性爆发在非组中明显更为普遍.
- 穆节奏在两组中都有相似的患病率 (约为21-23%),而较罕见的节奏没有显著差异.
结论:
- 良性EEG变异 (BEVs) 在非患者中比患者更频繁和多样.
- 可以抑制最常见的BEVs的发生,mu节奏是一个显著的例外.
- 这些发现强调了在EEG解释中区分BEV与真正型活动的重要性.
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