视网膜神经功能障碍与2型糖尿病认知障碍之间的关系:RECOGNISED横截面研究的结果
Rafael Simó1,2,3, Cristina Hernández4,5,6, Simona Frontoni7
1Diabetes and Metabolism Research Unit, Vall d'Hebron Hospital Campus, Barcelona, Spain. rafael.simo@vhir.org.
Diabetologia
|January 29, 2026
概括
视网膜生物标志物和简单的临床测试可以有效地查糖尿病患者的轻度认知障碍 (MCI). 这种方法有助于在这个人群中早期发现和管理认知衰退.
科学领域:
- 眼科和神经病学 眼科和神经病学
- 认知障碍的生物标志物
- 糖尿病并发症 糖尿病并发症
背景情况:
- 在糖尿病人群中轻度认知障碍 (MCI) 查缺乏强大,可靠和易于管理的测试.
- 视网膜是来自大脑的,因此具有识别神经系统变化的潜力.
- 与临床数据一起研究视网膜生物标志物可能会改善糖尿病中MCI检测.
研究的目的:
- 评估视网膜生物标志物的有效性,单独或与临床试验相结合,用于糖尿病患者的MCI查.
- 在糖尿病队列中确定MCI的特定视网膜和临床预测因素.
主要方法:
- 来自RECOGNISED欧洲项目的基线数据的分析,包括313名2型糖尿病参与者.
- 使用了蒙特利尔认知评估 (MoCA),自我管理的经认知检查和糖尿病特异性痴呆风险评分 (DSDRS).
- 眼科评估包括 fundus 摄影,OCT,微观测量和电网膜学 (RETeval);MCI/常态认知通过综合的神经心理学电池确定.
主要成果:
- 患有MCI的个体年龄较大,受教育程度较低,视网膜敏感度和凝视固定能力较低.
- 在MCI和常态认知组之间观察到瞳孔面积比率和光学b波振幅的显著差异.
- 一个组合模型 (视网膜灵敏度,凝视固定,光学b波振幅,瞳孔大小,教育,DSDRS,MoCA) 实现了MCI预测的AUC为0.84.
结论:
- 评估与临床变量相结合的视网膜神经功能障碍是确定糖尿病患者MCI的一个有希望的策略.
- 这种综合方法可能会增强目前用于糖尿病患者的MCI查方案.
- 视觉空间结构缺陷与视网膜敏感性和凝视固定障碍显著相关.
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