户外白天照射时间和初级开放角度眼光之间的关联
Jianqi Chen1, Shaofen Huang2, Xiaohua Zhuo3
1From the State Key Laboratory of Ophthalmology, Zhongshan Ophthalmic Center (J.C., S.H., X.C., R.X., R.L., X.S., Y.X., J.L., Y.Z., Y.Z.), Sun Yat-sen University, Guangdong Provincial Key Laboratory of Ophthalmology and Visual Science, Guangzhou, China.
American journal of ophthalmology
|September 20, 2025
概括
增加户外日光照射,特别是在夏季,与初级开角青光眼 (POAG) 发病率的风险更高有关,可能是由于眼内压力升高 (IOP). 建议采取防护措施,防止过多的日光.
科学领域:
- 眼科医生 眼科 眼科
- 环境健康 环境健康
- 公共卫生 公共卫生
背景情况:
- 户外日光照射是眼科中越来越多地研究的重要环境因素.
- 之前的研究表明,日光暴露与初级开角玻璃眼 (POAG) 之间可能存在联系,但详细的关联尚不清楚.
研究的目的:
- 调查户外白天照射时间与POAG的发病率和流行率之间的关联.
- 检查日光暴露与POAG相关特征之间的关系,特别是眼内压力 (IOP) 和质细胞复合体 (GCC) 厚度.
主要方法:
- 使用英国生物库数据,采用了综合横截面和队列研究设计.
- 参与者数据包括POAG发病率的67,558例和流行率分析的71,480例.
- 考克斯的比例危险模型和回归分析被用于评估关联,并对共变量进行调整.
主要成果:
- 较长的年度和夏季日光暴露时间与POAG发病率的增加有关 (HRs ~1.08-1.10),特别是在男性中.
- 在所有季节中,增加的户外暴露与更高的眼内压力 (IOP) 相相关 (β系数在0.02至0.04).
- 日光暴露与POAG流行率或GCC厚度之间没有发现显著的关联.
结论:
- 长时间暴露于白天光线,特别是在夏季,与POAG发病率的更高风险有关,可能由增加的内压力介导.
- 这些发现强调了考虑白天光线暴露在眼研究和管理中的重要性.
- 该研究表明,需要采取防护策略,防止过度暴露于白天光线,以减轻POAG风险.
相关概念视频
Glaucoma: Overview
Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
Open Angle Glaucoma: Treatment
In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...
Drugs such as carbonic anhydrase inhibitors, α2- and...
Angle Closure Glaucoma: Treatment
Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
Photoreceptors and Visual Pathways
At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category, whereas...


