Keratoconus: How Rigid Lenses Correct Corneal Thinning
Keratoconus is a progressive eye condition causing corneal thinning and irregular shape. Rigid gas permeable (RGP) and scleral lenses correct vision by providing a smooth optical surface. They're the first-line treatment for most patients, often used alongside corneal cross-linking. This article explains how rigid lenses work, patient experiences, and current advancements in treatment.