8 thoughts on “ Cataract ”

1. The meaning of "cataract" we're most familiar with is also the oldest. It dates to the 14th century and comes from the Latin word cataracta, meaning "portcullis," probably because the ocular cataract obstructs vision in a way reminiscent of the way the portcullis's heavy iron grating obstructs passage into a fortress or castle.

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2. Sep 29,  · A cataract is a dense, cloudy area that forms in the lens of the eye. A cataract begins when proteins in the eye form clumps that prevent the lens from sending clear images to the retina. The Author: Amanda Delgado.

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3. Aug 03,  · A cataract is a cloudy area in the lens of your eye. Cataracts are very common as you get older. In fact, more than half of all Americans age 80 or older either have cataracts or have had surgery to get rid of cataracts. At first, you may not notice that you have a cataract.

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4. You usually get cataracts when you're older, but not always. They can show up at birth, after an injury, or because you have another health problem. There are many different types, but they all.

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5. For most people, cataract surgery goes smoothly. You end up with better vision and recover without any long-term issues. But like any surgery, there are risks, especially if you have other eye.

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6. The word cataract is a Greek word καταρρέω ("to flow down") although the original Greek term was the plural-only Κατάδουποι. However, none of the Nile 's six primary cataracts could be accurately described as waterfalls, and given a broader definition, this is the same with many of the minor cataracts.

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7. If you have a cataract, that doesn't always mean you need surgery. You may not even notice any change in your vision. Some people who have this condition see just fine if they wear prescription.

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8. Jul 24,  · A cataract is a clouding of the lens in your eye. It affects your vision. Cataracts are very common in older people. By age 80, more than half of all Americans either have a .

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