How many diseases can occur in the eye?

The eye can be affected by a wide range of diseases, with estimates suggesting there are over 200 distinct eye conditions. These include common issues such as cataracts, glaucoma, age-related macular degeneration, and diabetic retinopathy, as well as less common diseases like retinal detachment and uveitis. Additionally, infections, genetic disorders, and systemic diseases can also impact eye health. Regular eye exams are essential for early detection and treatment of these conditions.