👉 Glaucoma is a condition that affects the eye's natural lens, called the ciliary body, and can cause vision loss if left untreated. Glaucoma occurs when the pressure in the eye increases over time due to changes in the shape or size of the ciliary body. This can lead to damage to the optic nerve, causing blindness. There are several types of glaucoma, including open-angle glaucoma (OAG), closed-angle glaucoma (CAG), and posterior