Eye floaters, commonly known as 'vitreous floaters,' are caused by age-related changes in the vitreous gel of the eye. While they may appear harmless, they can sometimes be early signs of serious retinal conditions. By understanding the structure of the eye and the mechanisms behind these drifting shadows, we can better recognize symptoms and detect abnormalities early.

Refractive Lens Exchange (RLE) is now the most commonly performed refractive surgery worldwide, accounting for about 80% of cases according to the 2022–2023 EUROQUO report. This article provides an overview of RLE, including its definition, indications, IOL types, benefits, risks, patient selection, and its role in modern refractive surgery.

By Phornrak Sriphon, Board Certified ophthalmologist What are plastics? Plastics  are synthetic materials made from polymers . These...