基线OCT生物标志物预测神经血管与年龄相关的黄斑退化中的视觉结果:元分析
Keean Nanji1, Justin Grad2, Amin Hatamnejad2
1Division of Ophthalmology, Department of Surgery, McMaster University, Hamilton, Ontario, Canada; Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, Ontario, Canada.
Ophthalmology
|June 26, 2025
概括
一些基线的OCT生物标志物可以预测新血管与年龄相关的黄斑变性患者的视力敏度 (VA) 变化,这些患者接受了抗VEGF治疗. 完整的视网膜外层表明更好的VA,而视网膜内液体表明更糟糕的VA结果.
科学领域:
- 眼科医生 眼科 眼科
- 医疗成像医学成像
- 生物标志物研究 生物标志物研究
背景情况:
- 神经血管与年龄相关的黄斑变性 (nAMD) 治疗依赖于抗血管内皮生长因子 (anti-VEGF) 治疗.
- 预测性生物标志物对于定制治疗和改善患者治疗结果至关重要.
- 光学一致性断层扫描 (OCT) 为生物标记物识别提供了详细的视网膜成像.
研究的目的:
- 为了评估视力敏度 (VA) 和VA变化的基线CT国外生物标志物的预测值.
- 评估证据的确定性,这些OCT生物标志物.
- 分析6个月,12个月和24个月的预测后的抗VEGF治疗.
主要方法:
- 对29份报告进行了系统审查和元分析,其中包括8863份眼睛.
- 评估80个OCT基线生物标志物.
- 应用推,评估,开发和评估 (GRADE) 准则对预后研究的分级.
- 使用5个字母对VA的最小重要差异来解释结果.
主要成果:
- 低确定性证据表明,完整的外部限制膜和圆形区域可以更好地预测12个月后的VA.
- 低确定性证据表明,内液 (IRF),内中心点IRF和内超反射物质在12个月后预测VA更差.
- 其他生物标志物显示出具有统计学意义但低于最小重要的差异效应;然而,色素上皮质脱落,地理缩和下液 (SRF) 与12个月的视力下降有关.
结论:
- 基线的OCT生物标志物,如完整的外视网膜层和IRF,对12个月的VA结果具有低确定性预测值.
- 进一步的研究需要提高生物标志物分类的标准化和对混变量的控制.
- 了解生物标志物的预后效用可以提高对nAMD的治疗决策.
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