What does it mean when there is blood in the stool?
Oct 30, 2024
Source: Cainiu Health
Dr. Shen Yonghua
Introduction
Stool refers to feces. Blood in the stool may be related to food coloring, unhealthy lifestyle habits, anal fissures, hemorrhoids, colorectal polyps, and other factors. If you experience any discomfort, seek medical attention promptly and receive symptomatic treatment under the guidance of a qualified physician. Maintain a balanced diet, drink plenty of water, consume high-fiber foods, establish regular bowel habits, engage in moderate exercise, and seek medical help when necessary to alleviate symptoms of bloody stool due to dryness.
Under normal circumstances, stool refers to feces. Blood in the stool may be related to food coloring, poor lifestyle habits, anal fissures, hemorrhoids, colorectal polyps, and other factors. If any discomfort occurs, seek medical attention promptly and receive symptomatic treatment under the guidance of a qualified physician. Specific analyses are as follows:
1. Food Coloring
Consuming certain foods such as beetroot, blueberries, red meat, etc., can lead to stools appearing red or black due to natural pigments that are not fully broken down by the digestive system. This discoloration may be mistaken for gastrointestinal bleeding.
2. Poor Lifestyle Habits
Prolonged sitting and lack of physical activity can impair intestinal motility and reduce propulsive force in the gut, leading to prolonged retention of stool in the intestines. As a result, excessive water is absorbed, causing dry and hard stools that may injure the mucosa of the anus and rectum during defecation, resulting in blood in the stool. It is advisable to increase daily physical activity—such as walking or jogging—and engage in regular exercise, while establishing consistent routines and avoiding prolonged sedentary behavior.
3. Anal Fissure
Anal fissures are usually caused by constipation or excessive straining during bowel movements, which may place excessive pressure on the skin and mucosa of the anal canal, leading to tears and bleeding, thus causing bloody stool. Symptoms may also include anal pain, itching, and discomfort during defecation. Patients may use medications such as lincomycin-lidocaine gel, ibuprofen ointment, or Shengji Yuhong ointment under medical supervision.
4. Hemorrhoids
Hemorrhoids are swollen veins in the lower rectum or around the anus. When hard stool passes through the anal canal, it may irritate or rupture the hemorrhoidal tissue, damaging the mucosa and causing blood in the stool. Additional symptoms may include anal itching, moisture, and a sensation of a foreign body. Treatment options include Miao Ying Long Musk Hemorrhoid Ointment, Zi Hua Hemorrhoid Ointment, or chlorhexidine acetate hemorrhoid suppositories, used according to medical advice.
5. Colorectal Polyps
Colorectal polyps are raised lesions on the mucosal lining of the colon or rectum. The surface of these polyps is fragile and prone to bleeding when rubbed against stool or affected by intestinal peristalsis, leading to blood in the stool. Other possible symptoms include abdominal pain and bloating. Under a doctor’s recommendation, patients may take medications such as mesalazine enteric-coated tablets, enteritis relief tablets, or indomethacin enteric-coated tablets.
Maintain a balanced diet rich in fluids and fiber, establish regular bowel habits, engage in moderate physical activity, and seek medical help when necessary to alleviate symptoms of dry stool with bleeding.
