11/20/2011

Cataract Disease

Cataract disease is a disease that typically affects the elderly population. Cataract was the cause of blindness in the world. Cataracts are easily identified by looking at the mist on the normally transparent lens of the eye and contain a lot of water, so that light can penetrate it easily. The foggy lens of the eye will cause the light from outside can not be forwarded to the center of vision. So that the shadow of an object can not "see".

Many factors affect the risk of cataract disease, including the body's nutritional needs are not fulfilled, excessive sun exposure, diabetes mellitus (diabetes) and aging.

What causes cataracts?

The majority (nearly 90%) of cataract disease in the elderly appears along with the declining power of vision and reading. Although it can actually be treated, cataracts are the leading cause of blindness in the world.

The new visibility affected after cataract develops around 3-5 years. Therefore, cataract patients are usually aware of his illness after entering a critical stage.

The initial symptoms are felt by the patient felt itching in the eyes, tears easily come out, impaired vision at night, and could not withstand the glare of sunlight or lamplight. Furthermore, the patient will see the film like a cloud in front of his eyesight. The cloud that covers the lens of the eye is finally getting close and covers all parts of the eye. When you have reached this stage, the patient will lose his eyesight.

Generally there are 4 types of cataract as follows:

1.  Congenital, is a cataract that occurred since the baby is born and develops in the first year of his life. This type of cataract is very rare.
2.  Traumatic, is a cataract that occurs because of an accident on the eyes.
3. Secondary cataracts are caused by the consumption of drugs such as prednisone and corticosteroids, as well as diabetics.
4. Age-related cataract is the most common type of cataract. Symptoms generally glare if exposed to sunlight and difficult to drive a vehicle at night.

Treatment of cataracts is currently growing rapidly, many methods were developed operations such as planting an artificial lens (intra-ocular lens) and laser surgery, so the longer the cataract surgery is a safe surgery with satisfactory results.

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