Glaucoma is the group of eye conditions that causes damage the optic nerve & Vision loss. This damage is commonly caused for an abnormally high pressure in the eye. Glaucoma is one of the most common causes of blindness.
-Increased pressure in the eye
-Ethnic origin, people of African, Afro-Caribbean or Asian origin are at increased risk of developing certain types of glaucoma
-High blood pressure & thyroid problem
Symptoms of primary open-angle glaucoma
Typically no early warning signs or symptoms of open-angle glaucoma. It develops slowly and sometimes without noticeable sight loss for many years. Peripheral vision is gradually lost. This nearly always affects both eyes. In advanced stages, the patient has tunnel vision.
Symptoms of closed angle glaucoma:
-Redness of eyes
-Eye pain is often accompanied by nausea and sometimes vomiting.
-Lights appear to have extra halo-like glows around them.
-Unexpected vision problems, especially when low lighting
Symptoms of Chronic Angle-Closure Glaucoma
This type of glaucoma progresses more slowly and can damage the optic nerve without symptoms, similar to open-angle glaucoma.
Similarly, people with normal-tension glaucoma will not experience any symptoms until they begin to lose peripheral vision.