相关实验视频

Updated: Sep 9, 2025

Author Spotlight: Ex Vivo OCT-Based Multimodal Imaging of Human Donor Eyes for Research into Age-Related Macular Degeneration

Author Spotlight: Ex Vivo OCT-Based Multimodal Imaging of Human Donor Eyes for Research into Age-Related Macular Degeneration

Published on: May 26, 2023

眼睛的异常性视网膜区域变化与良好的视力和视觉功能相关

Su Hwan Park¹, Sangwoo Moon^1,2, Su-Jin Kim^1,2

¹Department of Ophthalmology, Research Institute for Convergence of Biomedical Science and Technology, Pusan National University Yangsan Hospital, Yangsan, Gyeongsangnamdo, South Korea.

|September 2, 2025

概括

异常性视网膜 (iERM) 区域缩小与视力良好的患者的视力丧失有关. 监测ERM区域的变化有助于预测疾病的进展和视觉结果.

科学领域:

眼科眼科
视网膜疾病
视觉功能研究

背景情况:

即使在最初视力良好的患者中,异形视膜 (iERM) 也会影响视力.
了解iERM的进展及其对视力的影响对于患者的治疗至关重要.

研究的目的:

评估异常性视网膜 (iERM) 区域的变化.
在良好的视力 (BCVA ≥20/ 25) 的患者中,评估iERM区域变化与视觉功能之间的关联.
使用共焦扫描激光眼镜 (cSLO) 进行iERM区域评估.

主要方法:

对iERM和BCVA≥20/ 25的患者的病历回顾,随访时间≥2年.
收集的数据包括最好的视觉敏度 (BCVA),变形,cSLO和光学连贯性断层扫描 (OCT) 图像在基线和6个月间隔.
测量ERM面积和对角长度;定义进展为≥2条BCVA损失.

主要成果:

这项研究包括46只眼睛 (每组23只:进展与稳定).
进展组较年轻,表现出较大的BCVA变化和ERM区域减少.
ERM面积的减少与BCVA的减少相关 (β=0. 571,P=0. 010);在6个月内,ERM面积减少7. 66%预测视力丧失 (81. 8%的灵敏度,82. 6%的特异性).

结论:

在患有iERM且初始视力良好的患者中,ERM区域的缩小与视力丧失有显著相关性.
使用像cSLO这样的成像技术监测ERM区域的变化可以帮助预测疾病的进展.
早期检测ERM区域变化可能允许及时干预以保持视觉功能.

更多相关视频

Multifocal Electroretinograms

Multifocal Electroretinograms

Published on: December 4, 2011

Using Retinal Imaging to Study Dementia

Using Retinal Imaging to Study Dementia

Published on: November 6, 2017

相关概念视频

Anatomy of the Eyeball

Anatomy of the Eyeball

The eye is a spherical, hollow structure composed of three tissue layers. The outer layer — the fibrous tunic, comprises the sclera — a white structure — and the cornea, which is transparent. The sclera encompasses some of the ocular surface, most of which is not visible. However, the 'white of the eye' is distinctively visible in humans compared to other species. The cornea, a clear covering at the front of the eye, enables light penetration. The eye's middle...