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Alternate Name(s): Lens opacity ... The lens of an eye is normally clear. If the lens becomes cloudy, the condition is known as a cataract. Rarely, cataracts may be present at or shortly after birth. These are called congenital cataracts . Adult cataracts usually develop with ...
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www.nlm.nih.gov/medlineplus/ency/article/001001.htm#Cau...
www.nlm.nih.gov/medlineplus/ency/article/001001.htm#Causes,%20incidence,%20and%20risk%20factors
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No one knows for sure why the eye's lens changes as we age, forming cataracts. Researchers are gradually identifying factors that may cause cataracts — and information that may help to prevent them.
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www.allaboutvision.com/conditions/cataracts.htm
www.allaboutvision.com/conditions/cataracts.htm
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Learn about cataracts and what causes them. ... Eye injury. Even though injury-related cataracts are rare, injury is a leading cause of cataracts in children.
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www.webmd.com/eye-health/cataracts/cataracts-cause
www.webmd.com/eye-health/cataracts/cataracts-cause
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Cataracts cause a clouding of the lens of the eye that can impair your vision. WebMD helps you understand the warning signs and how they can be treated. ... Cataracts often form slowly and cause few symptoms. When symptoms are present, they can include:
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www.webmd.com/eye-health/cataracts/health-cataracts-eye...
www.webmd.com/eye-health/cataracts/health-cataracts-eyes
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By comparing assemblies of aquaporins and connexons in membranes of healthy and diseased lens cells, Scheuring and colleagues have identified the biological changes that cause cataracts (see box overleaf). In this senile cataract, lack of connexons prevents formation of the channels ensuring cell to cell communication.
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www.medicalnewstoday.com/articles/86165.php
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Cataracts cause more vision problems globally than any other eye condition or disease - especially in developing countries, where they are much more common among poor people, according to a study carried out in Kenya, The Philippines, and Bangladesh.
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www.medicalnewstoday.com/articles/157510.php
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Cataract, Crystalens and cataract surgery information ... The clouding may become severe enough to cause blurred vision. Most age-related cataracts develop from protein clumpings. When a cataract is small, the cloudiness affects only a small part of the lens. You may not notice any changes in your vision.
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www.maculacenter.com/eyeconditions/cataracts.htm
www.maculacenter.com/eyeconditions/cataracts.htm
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Congenital cataracts can cause irreversible loss of sight unless surgery is performed soon after birth. ... Congenital cataracts can cause irreversible loss of sight unless surgery is performed soon after birth. In the case reported here an obstetric ultrasound detected congenital cataracts in an otherwise normal fetus...
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www.medscape.com/medline/abstract/9803253
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