ahoy exclamation. âº a âshout used, âespecially by âpeople in âboats, to âattract âattention: Ahoy there!
Glaucoma is characterized by optic nerve damage which results in vision loss, and elevated eye pressure (intraocular pressure) is the primary risk factor. There is growing evidence that other factors may predispose a person to glaucoma damage, including circulation to the eye and optic nerve.
Eye Redness. 1  Infection. 2  Allergy. 3  Inflammation caused by something other than an infection. 4  Elevated pressure inside the eye, typically caused by sudden, closed-angle glaucoma, in which fluid pressure increases in the front chamber of the eye.