Urine color - Symptoms and causes - Mayo Clinic
2023年1月10日 · 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.
Color blindness - Symptoms and causes - Mayo Clinic
2019年12月28日 · Color blindness has several causes: Inherited disorder. Inherited color deficiencies are much more common in males than in females. The most common color deficiency is red-green, with blue-yellow deficiency being much less common. It is rare to have no color vision at all. You can inherit a mild, moderate or severe degree of the disorder.
Stool color: When to worry - Mayo Clinic
2024年10月10日 · Answer From Michael F. Picco, M.D. Stool comes in a range of colors. All shades of brown and even green are considered typical. Only rarely does stool color indicate a possibly serious intestinal condition. 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 ...
Raynaud's disease - Symptoms and causes - Mayo Clinic
2022年11月23日 · Numb, prickly feeling or stinging pain upon warming or stress relief. During an attack of Raynaud's, affected areas of the skin usually first turn pale. Next, they often change color and feel cold and numb. When the skin warms and blood flow improves, the affected areas may change color again, throb, tingle or swell.
Urine color - Diagnosis and treatment - Mayo Clinic
2023年1月10日 · Diagnosis. Your health care provider will likely ask you about your health and do a physical exam. You also may need tests, including: Urinalysis. This test checks the urine for possible signs of kidney or urinary tract problems. A sample of urine also is likely to be checked for bacteria that cause illness. Blood tests.
Types of birthmarks (birthmark pictures) - Mayo Clinic
2024年1月25日 · A slate gray nevus is a usually harmless, large flat patch. It may show up on the lower back, buttocks or shoulders. And the color ranges from deep brown to slate gray or blue-black. It can be mistaken for a bruise. This type of birthmark is more common in Black, Native-American, Hispanic and Asian babies than in white babies.
Color blindness - Diagnosis and treatment - Mayo Clinic
2019年12月28日 · Treatment. There are no treatments for most types of color vision difficulties, unless the color vision problem is related to the use of certain medicines or eye conditions. Discontinuing the medication causing your vision problem or treating the underlying eye disease may result in better color vision. Wearing a colored filter over eyeglasses ...
Bruise: First aid - Mayo Clinic
2024年4月17日 · You can enhance bruise healing with a few simple techniques. Elevate the bruised area above heart level, if possible. Apply an ice pack wrapped in a thin towel. Leave it in place for 20 minutes. Repeat several times for a day or two after the injury. This helps to reduce the swelling and pain.
Respiratory syncytial virus (RSV) - Symptoms & causes - Mayo Clinic
2023年10月4日 · Rapid breathing or difficulty breathing — the person may prefer to sit up rather than lie down. Bluish color of the skin due to lack of oxygen (cyanosis) Infants are most severely affected by RSV. Signs and symptoms of severe RSV infection in infants include: Short, shallow and rapid breathing.
Tetralogy of Fallot - Symptoms and causes - Mayo Clinic
2023年10月28日 · Blue or gray skin color. Shortness of breath and rapid breathing, especially during feeding or exercise. Trouble gaining weight. Getting tired easily during play or exercise. Irritability. Crying for long periods of time. Fainting. Tet spells. Some babies with tetralogy of Fallot suddenly develop deep blue or gray skin, nails, and lips.