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Obsessive-Compulsive Disorder

Obsessive-Compulsive Disorder

Obsessive-compulsive disorder (OCD) is a mental health condition characterized by recurrent obsessions, compulsions, or both, which consume significant time and interfere with daily functioning. Obsessions involve persistent, intrusive, and unwanted thoughts, images, or urges that evoke anxiety. Common examples include irrational fears of contamination or harm. Compulsions are repetitive behaviors or mental acts performed to reduce the anxiety caused by obsessions. For instance, individuals...

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Updated: Sep 9, 2025

Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging

Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging

Published on: March 14, 2025

在强迫症中探索视觉触觉时间结合窗口的可塑性

Francesca Rastelli¹, Davide Fausto Borrelli², Francesca Ferroni¹

¹Department of Medicine and Surgery, Unit of Neuroscience, University of Parma, Parma, Italy.

Biological psychiatry global open science

|September 2, 2025

概括

强迫症与更宽的时间结合窗口 (TBW) 有关, 影响大脑如何整合感官信息. 强迫症患者在接受旨在缩小TBW的训练后表现得更好.

关键词:

学习方式多感官集成预测错误修道院精神病学

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Last Updated: Sep 9, 2025

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科学领域:

神经科学
认知心理学
精神病学

背景情况:

多感官集成 (MSI) 依赖于时间边界,特别是时间绑定窗口 (TBW),以感知事件.
在神经精神疾病中,TBW可塑性,即通过训练缩小TBW的能力,会发生变化.
强迫症 (OCD) 可能涉及更广泛的MSI时间边界,因为其不确定性和依赖于实时感官输入.

研究的目的:

在强迫症患者中研究时间结合窗口 (TBW) 的可塑性.
在强迫症患者和健康对照者之间比较TBW及其可塑性.

主要方法:

对31名强迫症患者和34名健康对照患者进行了同时判断任务.
参与者在感知训练之前和之后完成了任务,旨在缩小时间绑定窗口 (TBW).
该研究评估了TBW的大小和TBW可塑性的训练诱导变化.

主要成果:

与对照组相比,强迫症患者在训练前表现出较大的时间结合窗口 (TBW) 和异常的触觉主导.
强迫症患者的训练效果显著提高,
这些发现突显了强迫症的时间处理.

结论:

强迫症的时间结合窗口 (TBW) 变化可能源于难以利用过去的经验和过度依赖即时的感官数据.
了解这些多感官整合 (MSI) 变化为强迫症的感官基础提供了洞察力.
这些研究结果可能有助于开发新的基于感官的强迫症治疗方法.