深度反转幻觉及其与临床和非临床语音听者的积极症状的关系
Molly A Erickson1, Charlotte Li1, Sonia Bansal2
1Department of Psychiatry & Behavioural Neuroscience, University of Chicago, Chicago, IL, USA.
Cognitive neuropsychiatry
|February 19, 2025
概括
精神分裂症 (PSZ) 患者对视觉错觉的敏感性降低. 这种对幻觉的抵抗力可能表明对经历幻觉和异常信念的脆弱性,但不一定是症状严重程度.
科学领域:
- 认知神经科学 认知神经科学
- 精神病学是一个精神病学.
- 感知 感知 感知 感知
背景情况:
- 精神分裂症的积极症状与异常的上下感官调制有关.
- 精神分裂症患者对视觉错觉的敏感性降低表明上下控制受损.
- 目前尚不清楚幻觉抵抗是特定于积极症状还是更广泛的特征.
研究的目的:
- 调查对视觉错觉的抵抗是否与精神分裂症的积极症状独特相关.
- 在临床和非临床人群中探索幻觉感知和声音听觉/不寻常信念之间的关系.
主要方法:
- 给77名精神分裂症患者 (PSZ),50名健康对照人群 (HCS) 和40名非临床语音听者 (NCVH) 进行了空心面具幻觉任务.
- 在这三个组中,对幻觉易感性进行了比较.
- 研究了幻觉感知与症状严重程度之间的关联.
主要成果:
- 健康的对照对象 (HCS) 报告说,他们比精神分裂症患者 (PSZ) 更频繁地体验幻觉.
- 非临床语音听者 (NCVH) 显示出比HCS更少的幻觉体验的趋势,但与PSZ没有什么不同.
- 在PSZ或NCVH中,幻觉感知和症状严重程度之间没有发现一致的关联.
结论:
- 对视觉错觉的抵抗可能是精神病相关经历的脆弱性标记,例如听到声音和异常信念.
- 幻觉抵抗不一定与这些症状的严重程度有关.
- 研究结果表明,与精神病易感相关的潜在感知特征.
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