
Color blindness - Symptoms and causes - Mayo Clinic
2025年1月10日 · Different shades of red and green. Different shades of blue and yellow. Any colors. The most common color deficiency is an inability to see some shades of red and green. Often, a person who is red-green or blue-yellow deficient isn't completely insensitive to both colors. Defects can be mild, moderate or severe. When to see a doctor
Acute sinusitis - Symptoms and causes - Mayo Clinic
2023年8月29日 · Thick, yellow or greenish mucus from the nose, known as a runny nose, or down the back of the throat, known as postnasal drip. Blocked or stuffy nose, known as congestion. This makes it hard to breathe through the nose. Pain, tenderness, swelling and pressure around the eyes, cheeks, nose or forehead that gets worse when bending over.
Cough in adults - Mayo Clinic
Walls RM, et al., eds. Rosen's Emergency Medicine: Concepts and Clinical Practice. 9th ed. Philadelphia, Pa.: Elsevier; 2018. https://www.clinicalkey.com. Accessed ...
Baby poop: What to expect - Mayo Clinic
2024年1月26日 · Yellow, mushy stool is perfectly healthy for breastfed babies. Still, there are many shades of baby poop. Here's a color-by-color guide for parents of newborns: Black or dark green. After birth, the first stool a baby passes is black or dark green and tarry. This type of baby poop is known as meconium. Yellow-green.
Green stool - Mayo Clinic
2005年7月8日 · Green stool — when your feces look green — is usually the result of something you ate, such as spinach or dyes in some foods. Certain medicines or iron supplements also can cause green stool. Newborns pass a dark green stool called meconium, and breastfed infants often produce yellow-green stools.
Discolored semen: What does it mean? - Mayo Clinic
2022年11月29日 · Yellow or green semen. This could be caused by an infection, jaundice, or the presence of vitamins or medication in the semen. If semen discoloration is a new sign and it continues for more than a week, talk to your doctor or see a urologist.
Bronchitis - Symptoms and causes - Mayo Clinic
2024年7月31日 · Symptoms. If you have acute bronchitis, you may have cold symptoms, such as: Cough; Production of mucus (sputum), which can be clear, white, yellowish-gray or green in color — rarely, it may be streaked with blood
Stool color: When to worry - Mayo Clinic
2024年10月10日 · 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 stool.
Nasal congestion When to see a doctor - Mayo Clinic
2023年3月2日 · What's coming from your nose is yellow or green. You also have sinus pain or fever. This may be a sign of a bacterial infection. What's coming from your nose is bloody. Or your nose keeps running after a head injury. Your face hurts.
Vaginal discharge When to see a doctor - Mayo Clinic
2005年8月25日 · Schedule a visit with your health care provider if you have: Greenish, yellowish, thick or cheesy vaginal discharge.