Saturday, March 29, 2008

Surgery of Cataracts

A cataract happens when the natural lens of the eye (located behind the iris and of the pupil) itself anubla. This lens functions in the same way that the lens of a camera, focusing the light on the retina behind the eye. The lens also adjusts the focus of the eye, permitting us to see the things clearly when are near or when they are far away. The cataracts begin small and initially, does not have a lot of effect on the view. You can note that its vision is a little blurry, as if was seeing bias of a cloudy glass or as if was seeing an impressionist painting. A cataract can cause that the sunlight or of a lamp be seen too brilliant. Or perhaps, you have noted that when handles their car at night, the lights of the other cars dazzle it more than before. At the same time, it colors to can stop showing less brilliant than before.

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