KOMPAS.com – Causes and types color-blind partial needs to be known, especially by people who want to apply to agencies such as the National Police and others who ask applicants to be free from color blindness.
Condition partial color blindness rarely experienced by many people, so it is necessary to do a special check with the help of a doctor. In addition, partial color blindness is more prone to be experienced by men than women.
Reported from the official Ciputra Hospital website via KOMPAS.com, Partial color blindness or partial color blindness is the inability of the eye to distinguish colors.
Color-blind partial does not mean you can’t see colors at all, but only limited to certain colors, for example red-green or blue-yellow.
As for some causes of partial color blindness among other hereditary genes, diseases, or injuries suffered by the eye.
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Reported from WebMD via KOMPAS.com, eye injuries that result in a person experiencing partial color blindness, namely:
- Physical or chemical damage to the eyes
- Optic nerve damage
- Damage to the part of the brain that processes color information
- Cataract or clouding of the lens of the eye
- Age
Types of partial color blindness
Meanwhile, color blind people usually cannot see red-green or blue-yellow colors. This is due to the loss or damage of one or more cones in the retina of the eye.
red-green color blindness
The most common type of color blindness is anomalous or red-green trichromacy. There are four types of red-green color blindness, namely:
1. Protanopia (red-blind), color blindness due to not having a red cone. This makes it difficult for someone to distinguish the color red.
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2. Protanomali (red-weak), color blind with red cones still present, but can only see certain types of red.
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