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What causes color blindness?

Most of the time, when patients refer to color blindness, they are actually referring to color deficiency; true color blindness is very rare indeed. Color deficiencies are usually congenital, but they can also be acquired. It is worth noting, however, that it is not unusual for a congenital color deficiency to go undiagnosed until later in life. While less common than congenital color deficiency, acquired color deficiency is more likely to be associated with a serious eye condition. An eye doctor should be able to determine if color deficiency is congenital or acquired and evaluate for associated diseases in appropriate patients.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.