Cataract Basics

December 22, 2008

A cataract is a clouding that develops in the crystalline lens of the eye or in its envelope, varying in degree from slight to complete opacity and obstructing the passage of light.

Cataract

Cataract

Early in the development of age-related cataract the power of the lens may be increased, causing near-sightedness (myopia), and the gradual yellowing and opacification of the lens may reduce the perception of blue colours.  Cataracts typically progress slowly to cause vision loss and are potentially blinding if untreated.

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One Response to “Cataract Basics”

  • Carol Aaron

    I think it’s time for people to start thinking seriously about their eye care options as they get older