创伤后应激症状,而不是轻度创伤性脑损伤,与认知控制期间的非典型早期神经处理有关
Kara L Stevens1, Craig A Marquardt1, Matthew A Tong2
1Department of Psychiatry and Behavioral Sciences, University of Minnesota.
Neuropsychology
|April 7, 2025
概括
创伤后应激障碍 (PTSD) 症状领域,而不是轻度创伤性脑损伤 (mTBI),影响早期的神经感知和注意力. 这些发现表明,PTSD治疗应专注于感知和注意力处理,以改善认知控制.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 军人卫生保健 军人卫生保健
背景情况:
- 患有PTSD或mTBI的退伍军人经常经历认知障碍,但潜在的神经生理学不清楚.
- 目前尚不清楚PTSD或mTBI是否独特地影响像认知控制这样的适应性功能.
研究的目的:
- 研究患有PTSD和/或mTBI的退伍军人的认知困难的神经生理基础.
- 为了确定PTSD症状或mTBI严重程度是否对认知控制功能产生不同影响.
主要方法:
- 在192名战斗暴露退伍军人的冲突监测期间,利用侧翼任务测量事件相关潜力 (ERP).
- 评估PTSD诊断,症状严重程度和mTBI史,以区分它们的影响.
主要成果:
- 较大的失调性PTSD症状与早期感知反应减少相关 (P1).
- 增加避免PTSD症状预测了更大的早期视觉注意力反应 (N1).
- 晚期认知过程 (N2,P3) 没有受到PTSD或mTBI严重性的影响.
结论:
- 创伤后应激障碍症状领域 (避免,失恋) 差异性地影响早期的神经感知和注意力,而不是以后的认知控制.
- 对于PTSD和mTBI的康复应该针对感知和注意力处理,以增强认知控制.
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