Rectal Bleeding: Causes and When to Seek Help - Surgery

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Rectal bleeding


A couple of days ago, I experienced tearing pain due to a hard stool, and there were small traces of blood on the toilet paper.
Today, I noticed fresh blood in the toilet during a bowel movement, and there is a slight burning sensation around the anus.

nicole, 20~29 year old female. Ask Date: 2015/10/25

Dr. Yu Mingchang reply Surgery


Hello: The likelihood of bleeding from an anal fissure is relatively high.
Please take some time to consult the Department of Colorectal Surgery at Changhua Hospital, Ministry of Health and Welfare, as they care about your well-being.

Reply Date: 2015/10/25

More Info


Rectal bleeding can be a concerning symptom, and understanding its potential causes is crucial for determining when to seek medical help. Based on your description, it seems you are experiencing bleeding after a hard bowel movement, which can lead to anal fissures or hemorrhoids. However, it's important to consider a range of possible causes for rectal bleeding, as they can vary significantly in severity.


Common Causes of Rectal Bleeding:
1. Hemorrhoids: These are swollen veins in the lower rectum or anus that can cause bleeding, especially during bowel movements. They are often associated with straining, constipation, or prolonged sitting.

2. Anal Fissures: A tear in the lining of the anus, often caused by passing hard stools. This can lead to sharp pain during bowel movements and may result in bright red blood on the toilet paper or in the stool.

3. Diverticular Disease: This condition involves the formation of small pouches in the colon wall that can become inflamed or infected, leading to bleeding.

4. Colorectal Polyps or Cancer: While less common, polyps can bleed and may be precursors to colorectal cancer. Any persistent bleeding should be evaluated to rule out these serious conditions.

5. Inflammatory Bowel Disease (IBD): Conditions such as Crohn's disease or ulcerative colitis can cause inflammation and bleeding in the gastrointestinal tract.

6. Infections: Certain infections can lead to inflammation and bleeding in the rectal area.


When to Seek Medical Help:
You should seek medical attention if you experience any of the following:
- Significant Bleeding: If you notice a large amount of blood in the toilet or on toilet paper, especially if it is bright red.

- Persistent Symptoms: If the bleeding continues over several days or worsens.

- Severe Pain: If you experience severe pain that does not improve with over-the-counter pain relief.

- Changes in Bowel Habits: If you notice changes in your bowel habits, such as diarrhea or constipation that lasts more than a few days.

- Accompanying Symptoms: If you experience additional symptoms such as fever, weight loss, or fatigue.


Recommendations for Management:
1. Dietary Changes: To prevent hard stools, increase your fiber intake through fruits, vegetables, and whole grains. Staying hydrated is also essential.

2. Over-the-Counter Remedies: Consider using stool softeners or laxatives if you are experiencing constipation. Topical treatments for hemorrhoids may also provide relief.

3. Warm Baths: Taking warm baths can help soothe anal discomfort and promote healing.

4. Avoid Straining: Try to avoid straining during bowel movements, as this can exacerbate bleeding and discomfort.

5. Consult a Healthcare Provider: If symptoms persist or worsen, it is essential to consult a healthcare provider for a thorough evaluation. They may recommend a physical examination, and possibly a colonoscopy, to determine the underlying cause of the bleeding.

In summary, while rectal bleeding can often be attributed to benign conditions such as hemorrhoids or anal fissures, it is essential to monitor your symptoms closely. If you experience significant bleeding, persistent symptoms, or any concerning changes, do not hesitate to seek medical attention. Early intervention can help prevent complications and ensure appropriate treatment.

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