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Showing 1-10 of about 29,733 for "astigmatism"

• Astigmatism Preview

  Most people have some degree of astigmatism. Slight amounts of astigmatism usually don't affect vision and don't require treatment. However larger amounts cause distorted or blurred vision eye discomfort and headaches. Astigmatism frequently occurs with other vision conditions like nearsightedness myopia...

  http://www.aoa.org/astigmatism.xml

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• Astigmatism eye Wikipedia the free encyclopedia Preview

  There are two types of astigmatism regular and irregular. Irregular astigmatism is often caused by a corneal scar or scattering in the crystalline lens and cannot be corrected by standard spectacle lenses. Irregular astigmatism of the cornea can be corrected by...

  http://en.wikipedia.org/wiki/Astigmatism_(eye)

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• MedlinePlus Medical Encyclopedia Astigmatism Preview

  The cause of astigmatism is unknown. It is usually present from birth and often occurs together with nearsightedness or farsightedness. A minor degree of astigmatism is considered normal and does not require correction. Astigmatism is very common...

  http://www.nlm.nih.gov/medlineplus/ency/article/001015.htm

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• Astigmatism Medical Information Preview

  What is going on in the body An individual who has astigmatism has an abnormal curve in the optical part of the eye. The abnormal curve is usually in the cornea but sometimes the lens is involved. When light enters the eye it...

  http://www.medicineonline.com/articles/A/2/Astigmatism.html

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• Encyclopedia Astigmatism Preview

  What causes astigmatism Nearsightedness or myopia occurs when the cornea is too steeply curved or when the eye is more elongated than normal causing light rays to focus in front of the retina. With farsightedness or hyperopia the cornea itself is...

  http://www.visionrx.com/library/enc/enc_astigmatism.asp

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• Astigmatism Overview Preview

  The cause of astigmatism is unknown. It is usually present from birth and often occurs together with nearsightedness or farsightedness. A minor degree of astigmatism is considered normal and does not require correction. Astigmatism is very common...

  http://www.umm.edu/ency/article/001015.htm

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• What is Astigmatism Preview

  The cause of astigmatism is unknown. It is usually present from birth and often occurs together with nearsightedness or farsightedness. A minor degree of astigmatism is considered normal and does not require correction. Astigmatism is very common...

  http://www.medhelp.org/adam_pages/show/1189/astigmatism

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• Understanding Astigmatism the Basics Preview

  Here's a good way to demonstrate the effects of astigmatism. Look at your reflection in the curved surface of a round soup spoon and compare it with your reflection in an oval teaspoon. The cornea is the transparent window over the colored part of...

  http://www.webmd.com/eye-health/understanding-astigmatism-basics

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• Astigmatism DrGreene.com Preview

  read about astigmatism in children how it runs in families and when glasses or contact lenses are needed...

  http://www.drgreene.com/21_1032.html

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• Healthopedia.com Astigmatism Preview

  An individual who has astigmatism has an abnormal curve in the optical part of the eye. The abnormal curve is usually in the cornea but sometimes the lens is involved. When light enters the eye it produces a smeared image rather than an image...

  http://www.healthopedia.com/astigmatism/

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