Dry throat is a rough, scratchy, sometimes itchy feeling in the throat. The most common cause of dry throat is drying out of the mucus membranes, often as a result of exercise, sleeping with your mouth open, breathing through your mouth, living in a dry environment, or simply not drinking enough fluids.
Glaucoma is a group of eye diseases which result in damage to the optic nerve and vision loss. A major risk factor is increased pressure in the eye.The disorders can be roughly divided into two main categories:  open-angle  and  closed-angle  (or  angle closure ) glaucoma.econdary glaucoma refers to any case in which another disease, trauma, drug or procedure causes increased eye pressure, resulting in optic nerve damage and vision loss, and may be mild or severe. It can be due to eye injury, inflammation, a tumor, or advanced cases of cataracts or diabetes.
SHARE IT. a a a. Glaucoma is an eye disorder that causes damage to the optic nerve and can lead to vision loss. According to the American Optometric Association, in the United States, glaucoma is the second leading cause of blindness and is estimated to affect about 3 million Americans.aving certain structural defects within the eye is considered a possible cause of glaucoma. For example, some people have a narrow angle between the iris and the cornea, which can interfere with fluid drainage. Pressure in the eye can increase and cause damage leading to glaucoma.