About 50 results
Open links in new tab
  1. Stool color: When to worry - Mayo Clinic

    Oct 10, 2024 · 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 …

  2. Constipation - Symptoms and causes - Mayo Clinic

    Apr 15, 2025 · Overview Constipation is a problem with passing stool. Constipation generally means passing fewer than three stools a week or having a difficult time passing stool. Constipation is fairly …

  3. 大便的颜色:什么时候需要担心 - 妙佑医疗国际

    Feb 21, 2025 · Learn more about services at Mayo Clinic.

  4. Diarrhea - Symptoms and causes - Mayo Clinic

    Jan 18, 2025 · Diarrhea — loose, watery and possibly more-frequent passage of stool — is a common problem. Sometimes, it's the only symptom of a condition. At other times, it may be associated with …

  5. Mucus in stool: A concern? - Mayo Clinic

    May 30, 2024 · Larger amounts of mucus in stool, associated with diarrhea, may be caused by certain intestinal infections. Bloody mucus in stool or mucus along with belly pain may signal a more serious …

  6. Fecal incontinence - Symptoms and causes - Mayo Clinic

    Nov 27, 2024 · Fecal incontinence is accidental passing of solid or liquid stool. Fecal incontinence may happen when a person has a sudden urge to pass stool and cannot get to a toilet in time. Also, stool …

  7. Colon cancer stool: What to look for and how to test at home

    Colon cancer can affect your stools. Find out what to look for and how to test for colon cancer at home.

  8. Fecal occult blood test - Mayo Clinic

    Jul 12, 2024 · Learn how healthcare professionals use fecal occult blood tests, such as the fecal immunochemical test, to screen for colon cancer.

  9. Gastrointestinal bleeding - Symptoms and causes - Mayo Clinic

    Oct 13, 2023 · The blood often shows up in stool or vomit but isn't always obvious. Stool may look black or tarry. Bleeding can range from mild to severe and can be life-threatening. Imaging technology or …

  10. Helicobacter pylori (H. pylori) infection - Diagnosis & treatment ...

    Dec 16, 2025 · Stool tests A lab checks a sample of your stool for signs of H. pylori germs. These tests include: Stool antigen test. This common stool test looks for proteins called antigens related with H. …