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Astigmatism is a common eye problem that causes blurred vision, headaches, and eye strain.
If you have an astigmatism, the clear outer covering of your eye (cornea, or lens) is more oval-shaped than round. Your cornea directs light rays into your eye. Then it focuses the light rays on the retina at the back of the eye. If the surface of the cornea has an oval shape, light rays may not focus on the retina as they should.
Eyeglasses, contact lenses, or surgery can correct this problem. Contact lenses for astigmatism are called toric lenses. Some may need to be custom-made. They may cost more than ordinary contact lenses.
Follow-up care is a key part of your treatment and safety. Be sure to make and go to all appointments, and call your doctor or nurse advice line (811 in most provinces and territories) if you are having problems. It's also a good idea to know your test results and keep a list of the medicines you take.
Watch closely for changes in your health, and be sure to contact your doctor or nurse advice line if:
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Current as of: October 12, 2022
Author: Healthwise Staff
Medical Review:Adam Husney MD - Family Medicine
Care instructions adapted under license by your healthcare professional. If you have questions about a medical condition or this instruction, always ask your healthcare professional. Healthwise, Incorporated disclaims any warranty or liability for your use of this information.
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