Blood-Streaked Mucus in Stool: Causes and Concerns - Gastroenterology and Hepatology

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Blood-stained mucus


Hello, I experienced abdominal pain yesterday along with bloody mucus in my stool.
After having a bowel movement, the pain in my abdomen subsided.
I have previously had hard stools and noticed blood when wiping.
What could be the cause of this? Why is there blood in my stool? Since I had diarrhea yesterday and my rectum doesn't hurt, it shouldn't be a hemorrhoid issue.

X, 10~19 year old female. Ask Date: 2023/10/27

Dr. Yang Zhichao reply Gastroenterology and Hepatology


You can visit the Gastroenterology and Hepatology outpatient clinic.

Reply Date: 2023/10/27

More Info


Blood-streaked mucus in stool can be concerning and may indicate several underlying conditions. Given your symptoms of abdominal pain, blood-streaked mucus in your stool, and a history of hard stools, it's essential to consider various potential causes.

1. Hemorrhoids: While you mentioned that it may not be a hemorrhoid issue, it's still worth noting that hemorrhoids can cause blood in the stool, especially if there has been straining during bowel movements. They can lead to bright red blood on the toilet paper or in the stool.

2. Anal Fissures: These are small tears in the lining of the anus, often caused by passing hard stools. They can lead to pain and bleeding during bowel movements. The blood is typically bright red and may be mixed with mucus.

3. Gastrointestinal Infections: Infections caused by bacteria, viruses, or parasites can lead to diarrhea and may cause mucus and blood in the stool. If you had diarrhea, it could be a sign of an infection.

4. Inflammatory Bowel Disease (IBD): Conditions like Crohn's disease or ulcerative colitis can cause inflammation in the gastrointestinal tract, leading to symptoms such as abdominal pain, diarrhea, and blood in the stool. These conditions often require medical evaluation and management.

5. Diverticulitis: This condition occurs when small pouches in the colon become inflamed or infected. It can cause abdominal pain, changes in bowel habits, and sometimes blood in the stool.

6. Polyps or Colorectal Cancer: Although less common, especially in younger individuals, polyps or colorectal cancer can cause blood in the stool. If you have a family history of colorectal cancer or other risk factors, this should be evaluated.

Given that your abdominal pain subsided after the bowel movement, it may suggest that the pain was related to the hard stool or a temporary gastrointestinal issue. However, the presence of blood-streaked mucus is a symptom that should not be ignored.

Recommendations:
- Consult a Healthcare Provider: It's crucial to seek medical attention to determine the exact cause of your symptoms. A healthcare provider may recommend a physical examination, stool tests, or imaging studies to assess your gastrointestinal health.

- Dietary Changes: To prevent hard stools, consider increasing your fiber intake through fruits, vegetables, and whole grains. Staying hydrated is also essential.

- Monitor Symptoms: Keep track of any additional symptoms, such as changes in bowel habits, weight loss, or persistent abdominal pain, and report these to your healthcare provider.

In summary, while there are several potential causes for blood-streaked mucus in your stool, a thorough evaluation by a healthcare professional is necessary to determine the underlying issue and appropriate treatment. Early intervention can help prevent complications and ensure better health outcomes.

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