大脑结构和功能相关的异质进展的混合穿越皮层失言症的相关性
Diana López-Barroso1,2,3,4, José Paredes-Pacheco5,6, María José Torres-Prioris1,2,3,4
1Cognitive Neurology and Aphasia Unit, Centro de Investigaciones Médico-Sanitarias (CIMES), University of Malaga, Malaga, Spain.
Brain structure & function
|May 31, 2023
概括
混合的跨皮层失语症 (MTCA) 涉及发言和理解功能受损,但保留了重复. 这项研究揭示了左边的Perisylvian语言网络并不总是对重复至关重要,这表明替代的神经通路可能支持这种功能.
科学领域:
- 神经科学是一个神经科学.
- 神经语言学是一种神经语言学.
- 认知神经学 认知神经学
背景情况:
- 混合的跨皮层失言症 (MTCA) 由不流利的语言,理解缺陷和完整的重复定义.
- 传统上,MTCA与左边里斯尔维亚语语言网络 (PSLN) 内的断开联系在一起.
- 在MTCA中PSLN的精确结构和功能地位及其演变仍然未被充分探索.
研究的目的:
- 在患有MTCA的患者中研究PSLN的功能活性和结构完整性.
- 检查在MTCA中保存的口头重复的神经基础.
- 探索影响MTCA.的临床演变的因素.
主要方法:
- 在慢性阶段进行了一项神经影像行为研究.
- 评估了四名患有急性中风后MTCA的患者.
- 使用神经成像技术来评估PSLN的状态.
主要成果:
- 一名患者保持了MTCA概况;三名患者进展到较轻的失语类型.
- 在MTCA中保存的口头重复可能不仅仅依赖PSLN及其背部连接.
- 右半球或左腹通路可能有助于口头重复.
结论:
- 在MTCA的临床过程的变化可能源于不同程度的PSLN变化和个别的神经解剖基质.
- 这项研究提供了关于在失言症中口头重复的神经基础的新见解.
- 现代神经科学为MTCA提供了新的视角,突出了重复的潜在替代途径.
关键词:
在 DTI-tractography 中使用.功能性磁共振成像技术 功能性磁共振成像技术佩里西尔维亚语语言网络定子发射断层扫描 (PET) 是一种定子发射断层扫描.一次性中风,中风.通过皮层的阿法西亚.更多相关视频
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