You asked: How do you use astigmatism in a sentence?

Most people in this country at one stage in their life suffer from astigmatism. She is registered blind as a result of three astigmatisms. Perhaps it was due to my astigmatism. He was soon diagnosed with astigmatism, an eye condition and had laser surgery to correct the problem.

What is astigmatism with Example?

Astigmatism can be described as the eye being shaped more like a football than a baseball. Astigmatism causes the light rays entering the eye to not come to a single focal point, as with simply myopia or simple hyperopia.

Do you say I have astigmatism or astigmatism?

Since astigmatism is a condition, you don’t need the article an before it: “My eye has astigmatism,” not “My eye has an astigmatism.”

What is astigmatism in simple words?

Definition of astigmatism

1 : a defect of an optical system (such as a lens) causing rays from a point to fail to meet in a focal point resulting in a blurred and imperfect image. 2 : a defect of vision due to astigmatism of the refractive system of the eye and especially to corneal irregularity.

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How do you say I have astigmatism?

Also called a·stig·mi·a [uh-stig-mee-uh]. Ophthalmology. a refractive error of the eye in which parallel rays of light from an external source do not converge on a single focal point on the retina.

What is the most common type of astigmatism?

Regular astigmatism

This is the most common type of astigmatism in which the symptoms included are blurry vision, headaches, and light sensitivity, to name a few.

What is the most common cause of astigmatism?

It’s not known what causes astigmatism, but genetics is a big factor. It’s often present at birth, but it may develop later in life. It may also occur as a result of an injury to the eye or after eye surgery. Astigmatism often occurs with nearsightedness or farsightedness.

What makes astigmatism worse?

Astigmatism may be present from birth, or it may develop after an eye injury, disease or surgery. Astigmatism isn’t caused or made worse by reading in poor light, sitting too close to the television or squinting.

Should I wear glasses all the time for astigmatism?

Are glasses always required for astigmatism? No, not always. Some astigmatism is very mild, and sometimes astigmatism only occurs in one eye while the other eye has clear vision.

How do glasses correct astigmatism?

Rigid lenses correct astigmatism by creating a spherical service on the surface of the eye. A third option is Orthokeratology (Ortho-K) treatment. Patients wear Ortho-K rigid lenses for a period of time to reshape the cornea curvature. The correction will occur as long as treatment is ongoing.

Is an astigmatism bad?

Astigmatism is not a disease nor does it mean that you have “bad eyes.” It simply means that you have a variation or disturbance in the shape of your cornea.

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Is the A silent in astigmatism?

Astigmatism is a vision condition characterized by the inability, at any distance, to focus on the retina the image of a dot when you are watching at a point object. The word comes from the Greek “a-stigma”: “a”=without and “stigma”=dot, spot, point.

Is Stigmatism a word?

Stigmatism, another word for astigmatism, is defined as a condition of the eye or lens where rays of light from a single point do not focus upon on a single point on the retina. …

What kind of glasses do you need for astigmatism?

Eyeglasses for astigmatism include a special cylindrical lens to compensate for how light passes through the cornea. Generally, a single-vision lens is prescribed, but in some patients over 40 years old, an eye doctor might recommend a bifocal.

What is a myopic astigmatism?

Myopic astigmatism happens when astigmatism is combined with near-sightedness and the two curves are focused in front of the retina. Hyperopic astigmatism is when far-sightedness is combined with astigmatism and the two curves are focused behind the retina.