Color blindness is also referred to as color vision deficiency or CVD. Individuals who suffer from the same don’t have trouble seeing but they are unable to recognize colors or distinguish them very clearly. The extent of the situation ranges from being to mild to very severe where they are hardly able to tell between colors. Symptoms include inability to point or see colors.
HOW IS COLOR BLINDNESS DIAGNOSED?
Ophthalmologists use the Ishihara colour test to diagnose colour blindness. For children who have not yet learnt to read, symbols are used in the Ishihara test. Another test is the Farnsworth-Munsell 100 hue test.
HOW IS COLOR BLINDNESS TREATED?
There are no proper treatments available for this issue. A recent test and research is under process which may have positive results, but there are no conclusions yet.
DID YOU KNOW?
This is a genetic problem and usually passes on. So if your mother had it and you got it, chances are that your kid will get it too.