Causes of Cataract

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Cataract is the eye lens changes that were previously opaque to clear and turbid. Cataracts cause the sufferer can not see clearly because the eye lens becomes cloudy, so light reaches the retina is difficult and will produce a blurred image on the retina. The retina is a layer of nerve cells within the eye that functions like film in the camera. Light enters the eye through the cornea and lens of the eye which is then focused on the retina. The retina convert light into visual signals that are sent to the brain through the nerves of vision.
Causes of cataracts include:
a. Heredity
Health status is influenced by genetics is a disease suffered by a child, because the father or mother suffering from a particular disease. Knowing the family tree is one action that can be done to see if the disease is a hereditary disease or not.
b. Congenital defects.
Congenital defect is a disease suffered by a person since he was born. The disease is not influenced by family health history. Causes include congenital defects caused by:
1. A mother who does not pay attention to the developing fetus during pregnancy
2. A pregnant woman who was never a routine check
3. Pregnant women who consumed high doses of drugs
4. Attempts to abort pregnancy
c. Health problems
Health problems that can lead to cataracts include:
1. Diabetes mellitus
2. Stroke
3. Neurological disorder
d. Use of certain medications, particularly the use of steroid drugs.
e. Seeing the sun in a long time.
f. Previous eye surgery.
Cataracts can be caused by the failure of eye surgery. This failure resulted in a change of the lens that were previously opaque to clear and turbid.
g. Accidents in the eye.


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