对儿童视觉认知功能的异度双眼盲的影响
Danyi Mao1, Chenyao Liu1, Ziang Yin1
1National Engineering Research Center of Ophthalmology and Optometry, Eye Hospital, Wenzhou Medical University, Wenzhou, China.
Clinical & experimental ophthalmology
|December 3, 2024
概括
患有异型眼盲的儿童在视觉注意力和工作记忆方面表现出缺陷. 然而,与正常视力同龄人相比,他们在多任务处理方面表现出色,这表明了更广泛的认知效应.
科学领域:
- 眼科医生 眼科 眼科
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
背景情况:
- 视力发育受到影响的疾病 - - 无视度眼 (anisometropic amblyopia) 可能会产生超出视力敏度下降的后果.
- 对眼儿童的认知功能进行调查对于了解这种疾病的全谱至关重要.
研究的目的:
- 为了比较视觉认知功能,包括注意力,执行功能和工作记忆,在患有异型眼盲的儿童和正常视力的儿童之间.
主要方法:
- 三十五名患有异型眼盲的儿童和34名对照儿童接受了视敏度,立体视敏度和对比度敏感性测试.
- 使用剑桥神经心理测试自动化电池 (CANTAB) 评估认知功能,包括反应时间 (RTI),快速视觉信息处理 (RVP),多任务处理 (MTT),空间工作记忆 (SWM),延迟匹配样本 (DMS) 和配对关联学习 (PAL) 的测试.
主要成果:
- 与对照人群相比,患有异观双眼的儿童在视觉注意力 (RTI,RVP) 和视觉工作记忆 (SWM,DMS,PAL) 任务中的表现较差.
- 双眼儿童在MTT中表现出较低的多任务成本,这表明在这个特定领域的执行功能得到了增强.
- 在反应时间,检测目标序列,在增加难度下空间工作记忆,在12秒后延迟匹配样本和配对关联学习方面注意到了特定的缺陷.
结论:
- 无视度视与视觉注意力和工作记忆的显著损害有关.
- 尽管面临视觉挑战,但患有异型眼盲的儿童在多任务处理能力方面表现出优势.
- 这些发现凸显了异位眼对基本视觉处理之外的认知功能的普遍影响.
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