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A cataract is a cloudy area in the lens of the eye. The lens helps focus light on the retina at the back of the eye. It is located behind the iris (the colored part of the eye). As a cataract grows larger over time, the cloudiness worsens and causes vision problems.
UHN Resources
UHN Brochures and Pamphlets 
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Cataract Surgery | |||
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UHN Clinics or Centres
Related Web Sites
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Canadian Ophthalmological Society |
| Describes how cataracts develop and identifies causes and symptoms. Includes information on diagnosis and treatment options, including cataract surgery. | |
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University of Ottawa Eye Institute, the Ottawa Hospital |
| Provides basic information about cataracts. Includes an illustration of a lens with an advanced cataract. | |
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National Eye Institute (U.S.) |
| Eye diseases and disorders, vision eye care resources and information in Spanish as well |
