Mucus in Stool: Causes and When to Seek Help - Gastroenterology and Hepatology

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Mucus in stool


Hello doctor, today my stool was very hard during bowel movement, and afterwards there was some transparent, slightly foul-smelling mucus when I wiped.
Is this normal? Also, I've been experiencing some dull pain in my upper left abdomen recently.
Could this be related? Thank you, doctor.

Xiao Zhang, 10~19 year old female. Ask Date: 2021/09/29

Dr. Cai Anshun reply Gastroenterology and Hepatology


Hello: The presence of mucus is normal; however, you may notice mucus due to hard stools.
It is recommended to eat more fruits and vegetables and drink enough water.
Changhua Hospital cares about your health.
Dr.
Tsai An-Shun.

Reply Date: 2021/09/29

More Info


Understanding mucus in stool can be a concerning issue for many individuals, as it may indicate underlying gastrointestinal problems. Mucus is a gel-like substance produced by the mucous membranes in the intestines, and it plays a crucial role in lubricating the intestines and facilitating the passage of stool. However, the presence of an unusual amount of mucus, especially if accompanied by other symptoms, can warrant further investigation.

In your case, the observation of hard stools followed by the presence of transparent, foul-smelling mucus could be indicative of several conditions. Hard stools often suggest constipation, which can occur due to a variety of factors, including inadequate fiber intake, dehydration, or a sedentary lifestyle. When stool becomes hard and difficult to pass, the intestines may produce more mucus in an attempt to ease the passage, leading to the symptoms you described.

The presence of mucus in stool can be normal, especially in small amounts. However, if you notice a significant increase in mucus, particularly if it is accompanied by other symptoms such as abdominal pain, changes in bowel habits, or blood in the stool, it is essential to seek medical attention. The left upper abdominal discomfort you mentioned could be related to several gastrointestinal issues, including but not limited to:
1. Irritable Bowel Syndrome (IBS): This functional gastrointestinal disorder can cause symptoms such as abdominal pain, bloating, and changes in bowel habits, including mucus in the stool.

2. Inflammatory Bowel Disease (IBD): Conditions like Crohn's disease or ulcerative colitis can lead to increased mucus production, abdominal pain, and other gastrointestinal symptoms.

3. Infections: Gastrointestinal infections can also result in mucus in the stool, often accompanied by diarrhea, cramping, and fever.

4. Diverticulitis: This condition, characterized by inflammation of the diverticula in the colon, can cause abdominal pain and changes in bowel habits, including mucus.

5. Food Intolerances or Allergies: Certain food intolerances can lead to gastrointestinal symptoms, including mucus production.

Given your symptoms of hard stools and left upper abdominal pain, it would be prudent to consult a healthcare professional. They may recommend a thorough evaluation, which could include a physical examination, blood tests, stool tests, and possibly imaging studies to rule out any serious underlying conditions.
In the meantime, consider making dietary adjustments to alleviate constipation. Increasing your fiber intake through fruits, vegetables, and whole grains, along with ensuring adequate hydration, can help soften stools and promote regular bowel movements. Regular physical activity can also aid in digestive health.

In summary, while mucus in stool can be normal, the context of your symptoms—hard stools and abdominal discomfort—suggests that a medical evaluation is warranted. It is always better to err on the side of caution when it comes to gastrointestinal health, especially if symptoms persist or worsen.

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