在帕金森病中,色彩视觉缺陷和双眼视觉功能障碍
Julia Mleczek1, Anim Forjindam1, Aasef Shaikh2,3
1School of Medicine, Case Western Reserve University, Cleveland, OH 44106, USA.
Brain sciences
|February 27, 2026
概括
帕金森病 (PD) 患者表现出显著的双眼视力 (BV) 和彩色视力 (CV) 缺陷,包括收性缺陷外向性. 这些视力障碍与运动症状无关,突显了PD患者需要进行例行眼科检查的必要性.
科学领域:
- 神经眼科神经眼科
- 运动障碍 运动障碍
- 视觉神经科学是一种神经科学.
背景情况:
- 视觉功能障碍,包括色视 (CV) 和双眼视 (BV) 缺陷,是帕金森病 (PD) 的常见非运动症状.
- 尽管标准测试的局限性,但剑桥色彩测试 (CCT) 等计算机化简历测试在PD中未得到充分利用.
研究的目的:
- 在帕金森病 (PD) 患者中调查双眼视觉 (BV) 和彩色视觉 (CV) 功能障碍.
- 评估视力缺陷与PD疾病严重程度之间的关联.
主要方法:
- 19名PD患者和12名对照人群接受了全面的眼科检查,包括眼动力和剑桥色彩测试 (CCT).
- 在12个对比向量上使用CCT值安装了歧视圆.
- 结果在各组之间进行了比较,并分析了与UPDRS分数的相关性.
主要成果:
- 在CCT中,PD参与者表现出更大的圆面积 (p=0.012) 和更大的短轴长度 (p=0.009).
- 在PD患者中,对汇率不足异性质 (p<0.001) 和受损的立体质 (p=0.006) 更为普遍.
- 在BV/CV缺陷和UPDRS运动分数之间没有发现显著的相关性.
结论:
- 患有PD的患者表现出显著的双眼视力功能障碍和选择性色彩视力缺陷.
- 在PD中,趋同缺陷外向性更为常见,可能是由于神经退行.
- 视力障碍在PD中发生的视力障碍独立于运动严重程度,需要进行例行视力查.
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