What Causes A Person To Go Blind
It affects blood vessels in the retina the light sensitive layer of tissue in the back of your eye.
What causes a person to go blind. Sudden blindness total or near total vision loss in one or both eyes is a medical emergency. I had opened my eyes one morning to a grey mist and a small. Seek medical attention right away if you suddenly lose the ability to see.
Of this group approximately 50 million people are totally blind unable to see light in either eye. People who are going blind often first deal with vision impairment which then progresses into blindness. Cataracts glaucoma age related macular degeneration diabetic retinopathy and retinitis pigmentosa.
There are some serious medical conditions that can cause sudden blindness such as a stroke or brain tumour. What a person with regular vision can see from 200 feet away a legally blind person can see from only 20 feet away. Common causes of blindness include diabetes macular degeneration traumatic injuries infections of the cornea or retina glaucoma and inability to obtain any glasses.
Diabetic retinopathy is an eye condition that can cause vision loss and blindness in people who have diabetes. Most people aren t aware that two thirds of people who are blind are women says assumpta madu. If you experience sudden blindness or any sudden loss of vision you need to see an eye specialist straight away.
While these causes are quite rare it is nonetheless important to seek medical attention as soon as possible. When to see a doctor. 5 unexpected things that can make you go blind.
A person can also be considered legally blind if their visual field that is what they perceive to either side of them is 20 degrees or less. Eighty percent of blindness occurs in people over 50 years old. Blindness can affect one or both eyes and doesn t necessarily cause total darkness.
Promptly go to an emergency room or an eye doctor s ophthalmologist s office if you experience some of the symptoms of acute angle closure glaucoma such as severe headache eye pain and blurred vision. For the purposes of this article we will look at the top five eye conditions that cause blindness. In many cases prompt diagnosis and treatment can prevent permanent blindness.
Learn more about what. Learn about the causes symptoms diagnosis treatment and prevention of diabetic retinopathy. Even with treatment about 15 percent of people with glaucoma become blind in at least one eye within 20 years.
