Stool color: When to worry - Mayo Clinic
2024年10月10日 · Bright red: Bleeding in the lower intestinal tract, such as the large intestine or rectum, often from hemorrhoids. Red food coloring, beets, cranberries, tomato juice or soup, red gelatin, or drink mixes.
Mucus in stool: A concern? - Mayo Clinic
2024年5月30日 · What causes mucus in stool? Is this a concern? Answer From Sahil Khanna, M.B.B.S., M.S.
Narrow stools: Should I be concerned? - Mayo Clinic
2024年1月11日 · Narrow stools that happen now and then probably are harmless. But in some cases, narrow stools — especially if pencil thin — may be a sign that the colon is narrowing or has a blockage. And that could be due to colon cancer. Irritable bowel syndrome (IBS) also may cause changes in the size of your stools.
White stool: Should I be concerned? - Mayo Clinic
2023年11月28日 · White stool isn't typical. If you have white stool, you should see a medical professional right away. A lack of bile causes white or clay-like stool.
Gastrointestinal bleeding - Symptoms and causes - Mayo Clinic
2023年10月13日 · Vomiting blood, which might be red or might be dark brown and look like coffee grounds. Black, tarry stool. Rectal bleeding, usually in or with stool. With occult bleeding, you might have: Lightheadedness. Difficulty breathing. Fainting. Chest pain. Abdominal pain. Symptoms of shock
Undigested food in stool: What does it mean? - Mayo Clinic
2023年10月12日 · For the past few days, I've noticed undigested food in my stool. Should I be concerned? Answer From Sahil Khanna, M.B.B.S., M.S.
Urine color - Symptoms and causes - Mayo Clinic
2023年1月10日 · Beets, blackberries and rhubarb can turn urine red or pink. Medicines. A tuberculosis medicine called rifampin (Rifadin, Rimactane) can turn urine reddish-orange. So can a medicine for urinary tract pain called phenazopyridine (Pyridium). Constipation drugs that contain the medicine senna also can bring on this color change. Orange urine
Thrombocytopenia (low platelet count) - Symptoms and causes
2022年4月19日 · This rare disorder causes a sharp drop in platelets, destruction of red blood cells and impairs kidney function. Medications. Certain medications can reduce the number of platelets in your blood. Sometimes a drug confuses the immune system and causes it to destroy platelets.
Intussusception - Symptoms & causes - Mayo Clinic
2023年1月5日 · Intussusception is the most common cause of intestinal obstruction in children younger than 3 years old. The cause of most cases of intussusception in children is unknown.
Rectal bleeding Causes - Mayo Clinic
2023年12月7日 · Rectal bleeding may occur for many reasons. Common causes of rectal bleeding include: Anal fissure (a small tear in the lining of the anal canal)