Color blindness is an eye condition in which someone can't see the difference between certain colors Como, por ejemplo, cuando tienen problemas para diferenciar los colores en un semáforo o interpretar materiales didácticos codificados por colores Though many people commonly use the term color blind for this condition, true color blindness — in which everything is seen in shades of black and white — is rare
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The medical term for color blindness is known as color vision deficiency.
El color de las heces generalmente está influenciado por lo que comes, así como por la cantidad de bilis (un líquido amarillo verdoso que digiere las grasas) en las heces
A medida que la bilis viaja por el aparato digestivo, las enzimas la alteran químicamente, lo que cambia su color de verde a marrón. Un color inusual de orina puede ser un signo de un problema de salud Por ejemplo, algunas infecciones de las vías urinarias pueden producir una orina de color blanco como la leche Las piedras en los riñones, algunos tipos de cáncer y otras enfermedades, en ocasiones, hacen que la orina tenga un aspecto rojo debido a la sangre.
Diagnosis if you have trouble seeing certain colors, an eye care professional can test for a color deficiency Testing likely involves a thorough eye exam and looking at specially designed pictures These pictures are made of colored dots that have numbers or shapes in a different color hidden in them. Overview regular urine color ranges from clear to pale yellow
But certain things can change the color
Foods such as beets, blackberries and fava beans can turn urine pink or red, for example An unusual urine color also can be a sign of a health problem For instance, some urinary tract infections can turn urine. Stool gets its typical brownish color from bile, which flows into the small intestine during the digestive process
If the liver doesn't produce bile or if bile gets stuck in the liver, stool will be light colored or white Often the problem occurs in the tube that delivers the bile to the small intestine This tube is the bile duct. It often can be cured if found early
These melanoma pictures can help show you what to look for
The american academy of dermatology advises watching skin spots for Diameter greater than 1/4 inch (about 6. Find out what causes discolored semen.red semen Possible causes of blood in semen may be infection, radiation treatment, or trauma from surgery or injury to the testicles
Even though seeing pink or red semen may be alarming, it's usually not caused by. Síntomas puede que tengas una deficiencia en la visión de color y no lo sepas Algunas personas descubren que ellos o sus hijos tienen la afección cuando causa confusión
