强迫症障碍的多症状电路架构
Barbara Hollunder1,2,3,4, Garance M Meyer1, Ningfei Li2
1Center for Brain Circuit Therapeutics, Department of Neurology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
medRxiv : the preprint server for health sciences
|December 25, 2025
概括
深度大脑刺激 (DBS) 研究揭示了一种特定的神经通路,即强迫症反应通道,可以改善强迫症症状. 大脑中的不同的子电路也会影响特定的症状,如痴迷和强迫症.
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.
- 神经调节是一种神经调节.
背景情况:
- 强迫症 (OCD) 和图雷特综合征 (TS) 涉及复杂的神经电路功能障碍.
- 深度大脑刺激 (DBS) 和连接学提供了对人类大脑路径的洞察力.
- 了解特定电路对各种症状的贡献,对于有效治疗至关重要.
研究的目的:
- 在强迫症和TS患者中识别潜在的强迫症症状的神经回路.
- 研究刺激部位,临床结果和症状概况之间的关系.
- 为强迫症划定一个电路分类法,并指导个性化神经调节.
主要方法:
- 对77名强迫症患者和39名TS患者的临床结果和刺激部位的分析 (244个电极,15个队列,8个目标).
- 使用高分辨率连接学与DBS结合使用.
- 采用交叉验证方案和患者子集分析以求可重现性.
主要成果:
- 定义的"强迫症反应通道"的参与预测了强迫症和TS的整体症状改善.
- 特定的症状集群 (痴迷,强迫,焦虑,抑郁) 映射到内部囊前肢的明显的重叠子电路中.
- 全球功能恢复与多个症状特异性通道的联合参与有关.
结论:
- 侵入性神经调节可以划分强迫性的多症状电路分类.
- 这些发现突出了强迫症中电路功能障碍的细度,可重现的架构.
- 这种电路分类学可以为治疗不耐药的患者提供个性化的神经调节策略.
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