不同的皮层激活模式:通过结合听力测量,马振荡和血液动力学来开创耳与无超声障的细分分类
Jakob Wertz1, Lukas Rüttiger1, Benjamin Bender2
1Department of Otolaryngology, Head and Neck Surgery, Tübingen Hearing Research Centre, University of Tübingen, Tübingen, Germany.
Frontiers in neuroscience
|January 19, 2024
概括
在听觉任务中,声和带有超声的声显示出不同的神经反应. 这些大脑活动的差异可能有助于对声亚型进行分类,以便更好地开发治疗方法.
科学领域:
- 神经科学是一个神经科学.
- 听觉神经科学 听觉神经科学
- 临床神经科学 临床神经科学
背景情况:
- 耳研究面临挑战,原因是关于其神经基础的持续辩论,这可能会阻碍治疗进步.
- 区分 tinnitus (T) 和 tinnitus with hyperacusis (TH) 对于理解它们独特的神经机制至关重要.
研究的目的:
- 通过使用脑电图 (EEG) 和功能近红外光谱学 (fNIRS) 调查耳 (T) 和耳与声 (TH) 之间的皮质反应的差异.
- 为了将听力学特征与T和TH患者的神经活动和功能连接性相关联.
主要方法:
- 在涉及耳频率 (fTin) 和参考频率 (fRef) 的听觉歧视任务中使用了EEG和fNIRS.
- 基于休息状态fMRI的功能连接 (rs-fMRI-bfc) 在听觉核 (AAN),听觉皮质 (AC-I) 和与注意力/压力相关的区域进行了评估.
- 还测量了听觉脑干反应 (ABR) 和纯色音量计 (PTA).
主要成果:
- 在10 kHz和16 kHz之间没有发现PTA值的显著差异.
- 耳声的响度与T组的痛苦相关,而TH组在最小的响度下报告了最大的痛苦.
- T组显示了长时间的ABR波I延迟和减少的波V幅度,与较低的AAN-AC-I连接相关.
- 在听觉任务中,T试验对象在皮质中表现出改变的马振荡和降低的deoxy-Hb.
- TH-组显示了马振荡和血液动力学反应的逆转,在temporoparietal区域.
结论:
- 耳和带有超声障的耳表现出不同的听觉歧视和基于注意力的神经处理模式.
- 这些发现表明,听觉处理和注意力机制的差异是T和TH的基础.
- 这项研究提出了一个准确的耳子子分类的范式,可能导致改进的治疗策略.
关键词:
这是一个EEGEEGEEGEEGEEGEEGEEG.关注注意力注意力注意力注意力困难的困扰的困扰.在FNIRS中使用.马振荡的马振荡过敏的声音是过度的.rs-fMRI 是一个耳声 (tinnitus) 是一种耳声.更多相关视频
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