Colour Blindness is a vision defect characterized by the inability or decreased ability to see colour or perceive colour differences. The most common cause of colour blindness is the deficient development of retinal cones. This is usually an inherited disease. Symptoms are the inability to see colours or differentiate between colours. Some people with colour blindness can see only red colour or only blue or only green colour. Complete colour blindness is called Achromatopsia.
HOW IS COLOR BLINDNESS DIAGNOSED?
Diagnosis can be done by a general physician who would ask you to name colors placed in front of you. In some cases, eye tests can also be prescribed. The Ishihara Plate test is the most common of the lot.
HOW IS COLOR BLINDNESS TREATED?
If the condition has occurred due to an accident, it can be fixed with the help of treatment aimed at the underlying cause. Specific tinted glasses and lens may be prescribed by the ophthalmologist. But, there is no cure or treatment for the condition.
DID YOU KNOW?
This is usually a hereditary condition. It can also develop due to diabetes and other ailments.