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.
Color blindness is an eye condition in which someone can't see the difference between certain colors. 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. The medical term for color blindness is known as color vision deficiency.
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; como, por ejemplo, cuando tienen problemas para diferenciar los colores en un semáforo o interpretar materiales didácticos codificados por colores. Las personas afectadas por el daltonismo pueden no ser capaces de ...
Stool color is generally influenced by what you eat as well as by the amount of bile — a yellow-green fluid that digests fats — in your stool. As bile travels through your digestive tract, it is chemically altered by enzymes, changing the colors from green to brown.
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. And some medicines can give urine vivid tones, such as orange or greenish-blue. An unusual urine color also can be a sign of a health problem. For instance, some urinary tract infections can turn urine ...
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.
Melanoma pictures for self-examination Melanoma is a serious form of skin cancer. 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: Asymmetry. Border irregularity. Color changes. Diameter greater than 1/4 inch (about 6 ...
Red semen. Eating a lot of red-colored foods, such as beets, could cause red semen. Sometimes, red or red-streaked semen could mean blood is present. 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 something concerning, especially in ...
Moles, also known as nevi, are a common type of skin growth that vary in color, shape and size. While most moles are most often harmless, they rarely can become cancerous.
