软隐形眼镜不良事件与角膜斜视深度之间的关系
Matthew Andrew1, Aaron T Zimmerman1, Melissa D Bailey1
1The Ohio State University College of Optometry, 338 West Tenth Avenue, Columbus, OH 43210, USA.
概括
软性隐形眼镜佩戴者经历不良事件,如微生物角膜炎,角膜斜视深度明显较一般人群浅. 这表明目前的"一尺寸适合大多数"镜头可能太深,可能会增加敏感个体的风险.
科学领域:
- 眼科医生 眼科 眼科
- 角膜生理学 角膜生理学
- 隐形眼镜技术 隐形眼镜技术
背景情况:
- 软隐形眼镜的佩戴与诸如角膜透事件和微生物角膜炎等不良事件有关.
- 角膜斜视深度是一个关键的解剖参数,影响着隐形眼镜的适合和眼睛的健康.
研究的目的:
- 为了调查经历软隐形眼镜相关不良事件的个体是否与人口平均水平相比表现出较浅的角膜斜视深度.
- 探索角膜斜视深度与发展隐形眼镜并发症的风险之间的关系.
主要方法:
- 一项前性病例控制研究涉及25名最近出现不良事件的参与者.
- 用地形学测量角膜松深度,并通过前段光学连贯断层扫描 (AS-OCT) 验证.
- 结果与大型历史对照组 (N=18387只眼睛) 进行了比较.
主要成果:
- 患有不良事件的参与者平均角膜沙吉塔深度为2.64±0.14毫米,明显低于2.74±0.15毫米 (p=0.002) 的人口平均水平.
- 地形学衍生的斜面深度与AS-OCT测量有很高的相关性 (r=0.82,p<0.0001).
- 隐形眼镜的移动有所不同,主要视角为0.24 ± 0.17毫米,上方视角为0.45 ± 0.33毫米.
结论:
- 经历软隐形眼镜不良事件的个体具有显著较浅的角膜斜视深度.
- 研究结果表明,标准软隐形眼镜对于这些人来说可能太深,可能会损害眼睛的防御能力.
- 建议进行进一步的研究,以建立基于角膜斜视深度的软隐形眼镜配套的临床指南.
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