Color blindness (patient information)
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What is color blindness?
Color blindness is the inability to see certain colors in the usual way.
What are the symptoms of color blindness?
Symptoms vary from person to person, but may include:
- Trouble seeing colors and the brightness of colors in the usual way
- Inability to tell the difference between shades of the same or similar colors
Often, the symptoms may be so mild that some persons do not know they are color blind. A parent may notice signs of color blindness when a child is learning his or her colors.
Rapid, side-to-side eye movements and other symptoms may occur in severe cases.
What are the causes of color blindness?
Who is at risk for color blindness?
How to know you have color blindness?
When to seek urgent medical care
Treatment options
Diseases with similar symptoms
Where to find medical care for color blindness
Directions to Hospitals Treating color blindness