Blood and Mucus in Stool: When to Seek Medical Advice - Surgery

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Blood in the stool?


Hello Doctor: Recently, I noticed mucus and streaks of blood on the toilet paper after wiping.
I consulted a doctor who suggested it might be a gastrointestinal issue and prescribed medication.
Over the past few days, I occasionally see streaks of blood when having a bowel movement, but today I noticed mucus-like blood in my stool.
This morning, I didn’t experience anything similar, and I don’t have abdominal pain, just a bit of bloating today.
Is this normal?

Ms. Chen, 20~29 year old female. Ask Date: 2016/09/19

Dr. Ke Fangxu reply Surgery


Based on your description, it seems to be a typical case of anal fissure.
The classic symptoms include pain during bowel movements accompanied by slight bleeding.
If there is concurrent bleeding from hemorrhoids, the amount of blood may be more significant.
The primary cause of anal fissures is usually hard stools; however, diarrhea, frequent bowel movements, or prolonged straining can also lead to fissures.
It is recommended to improve bowel habits and to take warm sitz baths to alleviate symptoms.
Topical ointments and suppositories can also be used for treatment.
If conservative treatment does not yield satisfactory results, surgical intervention may be considered.
If symptoms persist for more than a week without improvement, it is advisable to consult a physician to identify the underlying issue.

Reply Date: 2016/09/19

More Info


When it comes to noticing blood and mucus in your stool, it’s important to understand the potential implications and when to seek medical advice. The presence of blood, especially if it is mixed with mucus, can be concerning and warrants careful consideration.

Firstly, the symptoms you describe—blood and mucus in your stool—can be indicative of several gastrointestinal issues. The most common causes include:
1. Gastroenteritis: This is an inflammation of the stomach and intestines, often caused by viral or bacterial infections. Symptoms can include diarrhea, vomiting, and abdominal pain. Mucus and blood can appear in the stool due to irritation of the intestinal lining.

2. Hemorrhoids: These are swollen veins in the lower rectum or anus that can cause bleeding during bowel movements. If the blood is bright red and appears on the toilet paper or on the surface of the stool, hemorrhoids could be a likely cause.

3. Anal Fissures: Small tears in the lining of the anus can occur, often due to passing hard stools. This can lead to bleeding and discomfort during bowel movements.

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

5. Diverticulitis: This condition occurs when small pouches in the colon become inflamed or infected, which can also lead to bleeding.

6. Colorectal Polyps or Cancer: While less common, polyps or colorectal cancer can cause blood in the stool, especially in older adults or those with a family history of colorectal issues.

Given that you have already consulted a doctor and received medication, it’s a positive step. However, the persistence of blood and mucus in your stool, even if accompanied by mild symptoms like abdominal bloating, should not be ignored. Here are some recommendations on when to seek further medical advice:
- Persistent Symptoms: If the blood and mucus continue to appear in your stool over several days, or if you notice an increase in the amount of blood, it’s crucial to return to your healthcare provider.

- Worsening Symptoms: If you begin to experience additional symptoms such as severe abdominal pain, fever, significant changes in bowel habits, or weight loss, these could indicate a more serious condition that requires immediate attention.

- Changes in Stool Consistency: If you notice a significant change in the consistency of your stool (e.g., diarrhea or constipation) along with the blood and mucus, this could be a sign of an underlying issue that needs to be addressed.

- Family History: If you have a family history of gastrointestinal diseases, it’s advisable to be more vigilant and consult a specialist, such as a gastroenterologist, for further evaluation.

In conclusion, while some causes of blood and mucus in the stool can be benign, others may require more serious intervention. It’s essential to monitor your symptoms closely and maintain open communication with your healthcare provider. If you have any doubts or if your symptoms change, do not hesitate to seek further medical advice. Early detection and treatment can significantly improve outcomes for many gastrointestinal conditions.

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