临床表现 临床表现
Cecilia Coelho Nogueira1, Tereza Carvalho Braga1, Aline Carvalho Campanha2
1Universidade Federal de Minas Gerais, Belo Horizonte, Minas Gerais, Brazil.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 26, 2025
概括
在初级渐进性失言症 (PPA) 中的写作错误使用单词和伪单词的指示进行了分析. 基于规则的错误和图形替换是最常见的,为PPA患者的诊断和治疗提供了信息.
科学领域:
- 神经学 神经学
- 语言学的语言学.
- 心理学 心理学 心理学
背景情况:
- 单词和伪单词的口述有助于描述初级渐进性失言症 (PPA) 中的写作错误.
- 很少有研究对痴呆症的书面语言进行了研究,特别是PPA.
- 了解这些错误可以改善诊断,分类和治疗策略.
研究的目的:
- 分析,分类和量化不同类型的PPA成年人的写作错误.
- 为了错误分析,利用单词和伪单词编写任务.
- 提供有关PPA患者在书面语言制作中面临的具体挑战的见解.
主要方法:
- 在认知和行为神经病理门诊处进行横截面研究.
- 分析了18名被诊断患有PPA的患者,使用单词和伪单词的语音协议.
- 错误分为新词,规则化,图形错误和重点错误等类别,并进行描述性统计分析.
主要成果:
- 对于正规单词,规则知识中的错误是最常见的 (22.8%).
- 在不规则单词 (19.1%) 和伪单词 (32.4%) 中,图形替换错误很普遍.
- 18%的单词由于任务困难而没有被写下来,无论单词类型如何.
结论:
- 基于规则的错误和图形替换是PPA样本中最常见的写作错误.
- 计划使用扩大样本规模进行进一步分析,以调查PPA亚型.
- 这些发现有助于更好地了解PPA中书面语言缺陷.
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