Astigmatism Symptoms, Causes, Diagnosis, Treatment

Astigmatism

What Is Astigmatism?

The disease Astigmatism is a normal, minor and usually easily curable inadequacy in your eye curvature. The disorder is able to cause blurry vision.
Astigmatism happens while the lens or the cornea (front surface of your eye), in your eye, has marginally dissimilar surface curvature in one way from the other. Rather than being smooth and even in whole direction, the surface possibly will have certain parts which are steeper or flatter.
Because of this particular disease your vision blurs for any distances. It frequently exists at birth and possibly will happen in mixture with farsightedness or nearsightedness. But it is not marked adequate to need corrective action. However, the options of your treatment contain surgery and corrective lenses.

What Are The Symptoms Of Astigmatism?

Following are the symptoms of Astigmatism:

  • Eyestrain.
  • One-sided or Blurred vision.
  • Pain in Head.

What Causes Astigmatism?

There are two parts in your eyes which focuses images, the lens, and the cornea. In an eye that is perfectly designed, both of these concentrating features have a dreamily smooth curvature, similar to the smooth ball surface.

Though, if your lens or cornea is not smoothly and equally curved, thus it causes light rays to be unfairly emphasized. A refractive error will be triggered because of this. This disease is a kind of refractive error.

In astigmatism, your lens or cornea is curved extra sharply in one path than other. You are suffering from corneal astigmatism if the shape of your cornea is one-sided and If your lens is distorted you are facing lenticular astigmatism.

Any kind of astigmatism is able to cause blurry vision. Blurred vision possibly will happen more in one way, either vertically, diagonally or horizontally.

How Astigmatism Is Diagnosed?

In order to diagnose your disorder, your eye doctor possibly will analysis your symptoms and takes a detailed eye test.

Following are the test which might be taken for your eye examination:

  • Vision tests. Your doctor possibly wants you to read words written on a board to examine your vision in a visual sharpness test.
  • Test to measure the curvature of your cornea. By evaluating light imitated from your cornea’s surface, a device known as a keratometer, evaluate the size of curvature to your surface of the cornea and are able to approve the existence of astigmatism. This particular test is known as keratometry.
  • The test to measure light focus. In order to test how your eyes emphasis light, your doctor possibly will locate a variety of lenses in front of your eyes utilizing a device known as a phoropter.

Your doctor possibly will utilize a device known as a retinoscope that leads a ray of light into your eye, to define in what way your eye emphases light.

How Astigmatism Is Treated?

The aim of the treatment of astigmatism is to define the uneven curvature that is triggering your blurry vision and recover your vision. Treatment of astigmatism contains refractive surgery and corrective lenses.

What Are The Risk Factors Of Astigmatism?

A minor quantity of astigmatism is extremely common and the propensity to grow astigmatism is genetic. A greater volume of astigmatism might be related with diseases for instance keratoconus.

By : Natural Health News

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