了解自闭症中的抑郁症:主观感知和前带皮层体积的作用
Yu Hao1,2,3,4,5, Sarah Banker6,7,8,9, Jadyn Trayvick8
1Nash Family Department of Neuroscience, Icahn School of Medicine at Mount Sinai, New York, NY, USA. hannah.hao@mssm.edu.
Molecular autism
|February 10, 2025
概括
自闭症谱系障碍 (ASD) 患有抑郁症的人表现出社会互动和自我意识的主观经验变化,而不是可观察到的差异. 前带带皮层 (ACC) 的体积与ASD中的抑郁相关,这表明神经生物学联系.
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.
- 自闭症研究 自闭症研究
背景情况:
- 抑郁症在自闭症谱系障碍 (ASD) 中比一般人群更为普遍.
- 这种差异的根本原因,特别是社会赤字和内省的作用,尚未完全理解.
- 前带带皮层 (ACC) 参与ASD,抑郁和社会功能,但其在ASD中同时出现抑郁症的具体作用尚不清楚.
研究的目的:
- 调查ASD成年人的主观与观察到的社交互动和自闭症症状的差异.
- 检查前带状皮质 (ACC) 和杏仁体体积与自报告的抑郁症和ASD中的社会功能之间的相关性.
- 探索与ASD成年人同时发生的抑郁症的神经生物学基础.
主要方法:
- 在65名自闭症年轻成年人中比较主观和观察到的社会互动和自闭症症状,使用标准化措施和实验室任务.
- 使用7-特斯拉结构神经成像量化ACC和杏仁体体积.
- 相关的神经成像发现与自我报告的抑郁症和社会功能措施.
主要成果:
- 自我报告抑郁症的自闭症个体对ASD症状的自我意识提高,对社会关系的满意度降低,但观察到的社会行为没有差异.
- 较大的ACC体积与抑郁症有关,增加了对ASD症状的自我意识,以及较差的主观社会满意度.
- 杏仁体体积与临床医生评估的ASD症状有关,但与抑郁症无关.
结论:
- 对自闭症症状和社会互动的主观感知,而不是可观察到的社会障碍,在ASD中显著导致自我报告的抑郁症.
- 在ASD中,ACC在主观经验和抑郁之间的关系中发挥着关键作用.
- 神经成像可以帮助识别与自闭症表型同时发生的不同抑郁表型,这表明ASD与同时发生的抑郁症的异质性.
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