Rectal Bleeding: When to Seek Medical Attention - Surgery

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Blood in stool


Hello Doctor: Recently, I experienced a sudden episode of passing a significant amount of bright red blood during a bowel movement.
At the time, there was no noticeable pain; previously, I had only experienced occasional bleeding from minor abrasions.
My bowel habits are not daily.
After the bowel movement, I felt some mild heat and pain around the anus, and when I touched the uncomfortable area, I could feel blood.
The day after the bleeding, I had another bowel movement, and the stool was thin and elongated, but there was no further bleeding when wiping.
However, I still felt slight discomfort when contracting the anus.
When I touched the anus while showering, it felt smooth with no abnormalities.
Should I seek medical attention, or is it okay since I have no significant discomfort?

Mr. Yang, 10~19 year old female. Ask Date: 2016/01/23

Dr. Ke Fangxu reply Surgery


This situation is likely indicative of a higher possibility of hemorrhoidal bleeding.
As long as there is no further bleeding, it should not be a concern.
It is recommended to avoid constipation during this period and to shorten the time spent on bowel movements.
You may also consider purchasing over-the-counter hemorrhoidal suppositories for use.
However, if bleeding persists, it is advisable to consult a physician for evaluation.

Reply Date: 2016/01/23

More Info


Rectal bleeding can be a concerning symptom, and it is essential to understand when to seek medical attention. Based on your description, you experienced a significant amount of bright red blood during bowel movements, which can indicate several underlying conditions. While the absence of severe pain may initially seem reassuring, it is crucial to consider the potential causes of rectal bleeding and the appropriate steps to take.

First, it is important to note that bright red blood typically suggests that the bleeding is coming from the lower gastrointestinal tract, such as the rectum or anus. Common causes of rectal bleeding include hemorrhoids, anal fissures, diverticular disease, and less commonly, colorectal polyps or cancer. Hemorrhoids are swollen veins in the rectal area that can cause bleeding, especially during bowel movements, while anal fissures are small tears in the lining of the anus that can also lead to bleeding and discomfort.

Given that you mentioned experiencing some discomfort and a feeling of heat after bowel movements, it is possible that you may have hemorrhoids or an anal fissure. However, the presence of bright red blood can also be a sign of more serious conditions, such as diverticulitis or colorectal cancer, especially if you have risk factors such as a family history of colorectal disease, changes in bowel habits, or unexplained weight loss.

In your case, since you have experienced a significant amount of bleeding, it is advisable to seek medical attention. A healthcare provider can perform a thorough evaluation, which may include a physical examination and possibly a rectal examination to assess for hemorrhoids or fissures. They may also recommend further diagnostic tests, such as a colonoscopy, to visualize the colon and rectum and rule out any serious conditions.

It is also important to monitor your symptoms closely. If you experience any of the following, you should seek immediate medical attention:
1. Severe or worsening abdominal pain: This could indicate a more serious condition that requires urgent care.

2. Persistent or heavy bleeding: If the bleeding does not stop or worsens, it is crucial to seek help.

3. Signs of anemia: Symptoms such as dizziness, weakness, or fatigue may indicate significant blood loss.

4. Changes in bowel habits: If you notice a change in the frequency or consistency of your stools, or if you experience unexplained weight loss, these could be red flags.

In summary, while some cases of rectal bleeding may be benign, it is essential to err on the side of caution. Given your symptoms, I recommend that you consult with a healthcare professional as soon as possible for a proper evaluation and diagnosis. Early intervention can help address any underlying issues and prevent potential complications. Remember, your health is paramount, and seeking medical advice is always a prudent choice when faced with concerning symptoms.

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