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Dec 4, 2023 · Glaucoma is a leading cause of blindness for people over 60 years old. But blindness from glaucoma can often be prevented with early treatment. In a healthy eye, fluid leaves the eye through the drainage angle, keeping pressure stable.
Feb 21, 2023 · Diabetic retinopathy (die-uh-BET-ik ret-ih-NOP-uh-thee) is a diabetes complication that affects eyes. It's caused by damage to the blood vessels of the light-sensitive tissue at the back of the eye (retina). At first, diabetic retinopathy might cause no symptoms or only mild vision problems. But it can lead to blindness.
Glaucoma is a group of eye conditions that damage the optic nerve. The optic nerve sends visual information from your eye to your brain and is vital for good vision. Damage to the optic nerve is often related to high pressure in your eye. But glaucoma can happen even with normal eye pressure.
Oct 18, 2018 · Snow blindness, also called arc eye or photokeratitis, is a painful eye condition caused by overexposure to ultraviolet (UV) light. When too much UV light hits the transparent outer layer of your ...
Oct 21, 2020 · At first, trachoma may cause mild itching and irritation of your eyes and eyelids. Then you may notice swollen eyelids and pus draining from the eyes. Untreated trachoma can lead to blindness. Trachoma is the leading preventable cause of blindness worldwide. Most trachoma cases occur in poor areas of Africa, where 85% of people with active ...
What is blindness? The word “blindness” is commonly used to describe total, or near-total sight loss. What causes visual impairment? There are many possible causes of visual impairment or blindness. The leading cause of visual impairment in adults is age-related macular degeneration.
Dec 19, 2023 · Night blindness, also known as nyctalopia (pronounced “nik-tah-LOPE-ee-uh”), is when you have trouble seeing in dim or dark settings. It can happen if your eyes have trouble quickly adjusting to changes in brightness or have issues with detecting light. Night blindness is a symptom of other conditions, not a disease on its own.
