There are several reasons for complete blindness. It could be a traumatic event that caused the blindness, or it could be a birth defect. Complete blindness occurs when the optic nerve is damaged.
There are also some genetic conditions that cause visual impairment like Stargardt's muscular dystrophy, congenital amaurosis, Coat's disease and Best’s disease. There are other conditions like cataracts, eye turns and ptosis.Eye blindness can occur due to direct injury of the eye, the parts of the eye like the optic nerve ad cornea.
Vision is a two part process. One part depends on the eye and the other half takes place in the rain. Of there is a defect in the part of the brain that processes the images in the eye then the person can be blind. The difference in this kind of blindness is that even though the person is able to see colors and images he or she is not able to identify anything as the brain is unable to tell.
Blindness can also occur due to the lack of nutrition at a young age. There are several reasons as to why blindness can occur, from unfortunate incidents to congenital disorders, malnutrition or a viral infection. However, some types of blindness are curable and some are not. For people, who have complete blindness, can look for an eye donor. There are several other factors that have to be satisfied for having eye transplants. One of the main factors is suitability in blood type and eye shape.
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