临床表现 临床表现
Lucia Fernandez-Romero1, James Carrick2, Ramon Landin-Romero2
1Hospital Clinico San Carlos, Madrid, Madrid, Spain.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 24, 2025
概括
西班牙原发性渐进性失语症 (PPA) 患者表现出比澳大利亚患者更广泛的认知缺陷,尽管大脑发生了类似的变化. 文化因素可能会影响PPA表现和认知储备.
科学领域:
- 神经科学是一个神经科学.
- 语言学的语言学.
- 心理学 心理学 心理学
背景情况:
- 初级渐进性失言症 (PPA) 是一种神经退行性综合征,导致逐渐的语言障碍.
- 文化和语言因素可能会影响PPA表现和认知领域参与.
- PPA认知特征的跨文化变异需要进行调查.
研究的目的:
- 调查和比较英语 (澳大利亚) 和西班牙语 (西班牙) PPA 参与者的认知概况.
- 探索PPA变体呈现的跨文化差异.
主要方法:
- 一项对461名参与者 (215名澳大利亚人,246名西班牙人) 的横截面研究,包括PPA变体和健康对照 (HC).
- 通过既定标准确认的诊断,包括全面的语言评估,神经成像和认知测试 (ACE-III).
- 在临床组和队列中比较认知表现和结构性脑MRI.
主要成果:
- 在两个队列中,在PPA变体和HC之间观察到显著的认知性能差异.
- 西班牙PPA组在认知测试中得分通常较低,特别是在注意力,记忆力和视觉空间能力方面.
- 发现了类似的皮质厚度模式,西班牙队列中没有更大的缩,尽管存在更普遍的缺陷.
结论:
- 在澳大利亚和西班牙的PPA队伍中发现了一致的非语言认知障碍.
- 西班牙PPA患者表现出比澳大利亚人更普遍的认知缺陷,无论类似的神经成像.
- 文化,认知储备或弹性等非语言因素可能会影响PPA呈现.
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