Astigmatism (eye) (patient information)
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What is astigmatism?
Astigmatism is an eye disorder in which the cornea (the clear tissue covering the front of the eye) is abnormally curved, causing out-of-focus vision.
What are the symptoms of astigmatism?
An astigmatism makes it difficult to see fine details, either close-up or from a distance.
What are the causes of astigmatism?
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.
Who is at risk for astigmatism?
How to know you have astigmatism?
When to seek urgent medical care
Treatment options
Diseases with similar symptoms
Where to find medical care for astigmatism
Directions to Hospitals Treating astigmatism