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Astigmatism

Overview

Astigmatism, an eye disorder, is a condition in which eye causes blurred vision or such kind of sense that each eye sees object in different manner. An important fact is that the condition is not considered as vision problem, it is only a structural problem of the eye. Human eye is shaped like a ball, but when a person suffers from the condition an eye’s cornea turns in a curved shape like football. The condition is quite common and around 30% of world’s population suffer from it.


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Causes

The main cause of the condition is unidentified. It is observed that in many cases, the condition is present from birth and occurs along with two eye problems-farsightedness and nearsightedness. Health experts believe minor degree of Astigmatism is normal, hence does not require any treatment.


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Signs & Symptoms

The main symptom of the condition is difficult in seeing objects placed at far or near distance. Blurred vision is another symptom of the condition.

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Prevention

There is no prevention of the condition.


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Treatments
Laser Surgery Modern Medicine

Astigmatism is treated with the help of contact lenses or glasses. The severe form of Astigmatism is treated with the help of surgery. Astigmatic keratotomy and Lasik are two common surgeries perform to treat the condition. The surgery is performed with the sole aim of reshaping the cornea and making it more spherical.

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