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1. www.mayoclinic.org › diseases-conditionsAstigmatism - Symptoms & causes - Mayo Clinic

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   Oct 5, 2021 · Astigmatism is a common eye condition that causes blurred vision due to mismatched curves of the cornea or lens. Learn about the signs, causes, diagnosis and treatment options for astigmatism from Mayo Clinic experts.

2. People also ask

   What does astigmatism look like?

   • To understand astigmatism, it is helpful to think of the normal eye as evenly rounded, like a basketball. With astigmatism, the eye is egg- or oval-shaped like a North American football. There are two basic types of astigmatism: With either type of astigmatism, near and far vision is blurry because of the eye’s irregular shape.

   What Is Astigmatism? Symptoms, Causes, Diagnosis, Treatment

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   Why is my vision blurry If I have astigmatism?

   • This altered eye shape makes your vision blurry. Most cases of astigmatism can be treated with corrective lenses like eyeglasses or contact lenses. If you have astigmatism, light that enters your eye bends unevenly. This makes your vision blurry. What is astigmatism?

   Astigmatism: Symptoms, Tests & Treatment - Cleveland Clinic

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   Can astigmatism be prevented?

   • Astigmatism happens when your cornea or lens has a different shape than normal. The shape makes light bend differently as it enters your eye, causing a refractive error. Doctors don’t know what causes astigmatism, and there’s no way to prevent it. Some people are born with astigmatism, but many people develop it as children or young adults.

   Astigmatism | National Eye Institute

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   What is irregular astigmatism?

   • But unlike a regular astigmatism, where the eye is evenly misshaped, an irregular astigmatism has an uneven curvature. This defect also causes distorted vision and blurriness. Astigmatism is caused by unusual curvature in the eye’s lens or cornea that prevents light from being focused into the focal point of the retina.

   Astigmatism: Causes, Types, Symptoms & Treatment - Healthline

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3. www.aao.org › eye-health › diseasesWhat Is Astigmatism? Symptoms, Causes, Diagnosis, Treatment

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   May 10, 2024 · Astigmatism is an eye condition that causes blurry vision due to an irregular shape of the cornea or lens. Learn how to recognize the signs, get a diagnosis and choose the best correction option from ophthalmologists.

4. en.wikipedia.org › wiki › AstigmatismAstigmatism - Wikipedia

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   Astigmatism is a type of refractive error due to rotational asymmetry in the eye's refractive power. This results in distorted or blurred vision at any distance. [1] . Other symptoms can include eyestrain, headaches, and trouble driving at night. [1] . Astigmatism often occurs at birth and can change or develop later in life. [5] .

5. www.healthline.com › health › astigmatismAstigmatism: Causes, Types, Symptoms & Treatment - Healthline

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   Apr 26, 2023 · Astigmatism is a common vision problem caused by an error in the shape of the cornea or lens. Learn about the different types, causes, symptoms, diagnosis, and treatment options for astigmatism.

   • Author: Valencia Higuera

6. www.webmd.com › eye-health › astigmatism-eyesAstigmatism: Causes, Symptoms, Diagnosis, and Treatment - WebMD

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   Apr 22, 2024 · Astigmatism is a condition that affects the shape of your eye and causes blurry or distorted vision. Learn how to diagnose, treat, and prevent astigmatism with glasses, contacts, or surgery.

7. www.nei.nih.gov › astigmatismAstigmatism | National Eye Institute

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   Nov 15, 2023 · Astigmatism is a refractive error that affects your vision. Learn how to recognize the signs, what causes it, how to diagnose it, and how to treat it with eyeglasses, contact lenses, or surgery.

8. my.clevelandclinic.org › health › diseasesAstigmatism: Symptoms, Tests & Treatment - Cleveland Clinic

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   Nov 20, 2022 · Astigmatism is a common eye condition that causes blurred vision due to an irregular eye shape. Learn about the types, causes, diagnosis and treatment options for astigmatism, including glasses, contacts and surgery.