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Cataracts
Cataracts are thickened, hardened, and cloudy parts of the eye lens. The cloudy lens blocks or distorts light coming into the eye and blurs vision. Cataracts usually affect both eyes and develop at different rates. Some remain quite small and do not impair vision. When they cause visual problems, the only effective treatment is surgery. Symptoms include painless blurring or fuzziness of vision, decreased night vision and problems with glare. Double vision may occur, spots may be seen, and lights may have a halo around them. If left untreated, the lens will become milky, and vision will be greatly reduced. Cataracts are very common; 70% of people over age 75 have some type of cataract. Cataracts may also be caused by a direct injury or blow to the eye, chemical burns, and electrical shocks. Smokers, Native Americans, people with diabetes, and those who have taken steroids are at risk for cataracts at an early age. In the past, surgery was delayed until the cataract became very cloudy. Now, cataract surgery is recommended when visual impairment becomes a problem. For more information about cataracts, be sure to come to the Center to hear Dr. Patrick Morhun, MD, on Tuesday, April 15th at 12:30.
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