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Cataract

A cataract is a cloudy or opaque area (an area you cannot see through) in the lens of the eye.

Source:ADAM

Date:August 8, 2006

Cataracts

The lens of the eye is normally transparent. A cataract is a condition in which the lens of the eye becomes cloudy or opaque.

Source:Gale Encyclopedia of Nursing and Allied Health

What Are Cataracts?

A clear lens in the eye focuses light. This lets the eye see images sharply. With age, the lens slowly becomes cloudy. The cloudy lens is a cataract. A cataract scatters light and makes it hard for the eye to focus.

Source:StayWell

Date:August 14, 2003

Other Related Articles

Cataracts

A cataract is a cloudiness or opacity in the normally transparent crystalline lens of the eye. This cloudiness can cause loss of vision and may lead to eventual blindness.

Source:Gale Encyclopedia of Alternative Medicine

Cataracts

A cataract is a cloudiness or opacity in the normally transparent crystalline lens of the eye. This cloudiness can cause a decrease in vision and may lead to eventual blindness.

Source:Gale Encyclopedia of Medicine

Cataracts: Your Evaluation

Cataracts: Your EvaluationAn evaluation will help your eye doctor learn more about vision problems you're having and whether cataracts are the cause. This evaluation includes a medical history, vision tests, and an eye exam.

Source:StayWell

Date:August 14, 2003

Cataracts

An opaque formation on the lens at the back of the eye that can block light to the retina and lead to loss of vision. Cataracts commonly afflict elderly people, but in rare instances an infant may have cataracts in one or both eyes at birth.

Source:Gale Encyclopedia of Childhood and Adolescence

Cataract

Cataract, the leading cause of blindness worldwide, is a clouding of the crystalline lens of the eye. Symptoms of cataract include blurred vision, difficulty reading print and street signs, light sensitivity, and glare disability.

Source:Gale Encyclopedia of Public Health

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