Blood in Stool: Causes and When to Seek Help

Blood streaks in stool?

Hello, doctor.
Recently, I have noticed fine red streaks of blood in my stool that resemble lines.
It doesn't occur with every bowel movement; it appeared again after two or three bowel movements.
It looks like three small blood vessels, but I can't tell if it's at the front or the end of the stool, only that there's one segment.
I have previously experienced issues with internal hemorrhoids, which caused sharp pain during bowel movements, and I've also seen clear mucus and blood on the toilet paper.
I'm feeling a lot of psychological stress and sincerely request your guidance!

cc, 30~39 year old female. Ask Date: 2016/05/18

Dr. Ke Fangxu reply Surgery

Based on your description, it seems to be an anal fissure.
The typical symptoms include pain during bowel movements accompanied by slight bleeding.
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 there is no improvement or if you are very concerned, a colonoscopy can be arranged.

Reply Date: 2016/05/18

More Info

Blood in stool can be a concerning symptom, and it's important to understand its potential causes and when to seek medical help. The presence of red blood in your stool, especially in the form of thin red streaks, can be indicative of several conditions, some of which may require medical attention.

Common Causes of Blood in Stool
1. Hemorrhoids: Given your history of hemorrhoids, this is one of the most common causes of blood in the stool. Hemorrhoids can cause bright red blood, especially during bowel movements, and may be accompanied by pain or discomfort.

2. Anal Fissures: These are small tears in the lining of the anus, often caused by passing hard stools. They can lead to sharp pain during bowel movements and may also result in blood on the stool or toilet paper.

3. Diverticular Disease: Diverticulosis, which involves the formation of small pouches in the colon, can sometimes lead to diverticulitis, where these pouches become inflamed or infected. This condition can cause bleeding.

4. Colorectal Polyps or Cancer: While less common, polyps (growths on the colon lining) and colorectal cancer can also present with blood in the stool. This is particularly a concern if there are other symptoms such as changes in bowel habits, unexplained weight loss, or abdominal pain.

5. Gastrointestinal Infections: Certain infections can cause inflammation and bleeding in the gastrointestinal tract, leading to blood in the stool.

When to Seek Medical Help
You should seek medical attention if you experience any of the following:
- Persistent or Heavy Bleeding: If you notice a significant amount of blood or if it persists over several bowel movements.

- Accompanying Symptoms: If you have other symptoms such as severe abdominal pain, fever, or changes in bowel habits (e.g., diarrhea or constipation).

- Signs of Anemia: Symptoms like fatigue, weakness, or shortness of breath could indicate that the bleeding is causing anemia.

- Worsening Symptoms: If your symptoms worsen or if you develop new symptoms, it’s important to consult a healthcare provider.

Recommended Actions
1. Consult a Healthcare Provider: Given your history of hemorrhoids and the recent appearance of blood in your stool, it would be prudent to consult a healthcare provider. They may recommend a physical examination, and possibly a colonoscopy, to evaluate the source of the bleeding.

2. Maintain a Healthy Diet: Eating a high-fiber diet can help prevent constipation and reduce the risk of hemorrhoids and anal fissures. Staying hydrated is also important.

3. Manage Stress: Psychological stress can exacerbate gastrointestinal issues. Consider stress management techniques such as mindfulness, yoga, or counseling.

4. Monitor Symptoms: Keep track of when the blood appears, how much there is, and any other symptoms you experience. This information can be helpful for your healthcare provider.

Conclusion
While the presence of blood in your stool can be alarming, many causes are benign, particularly if they are related to hemorrhoids or anal fissures. However, it is essential to take this symptom seriously and seek medical advice, especially given your previous issues with hemorrhoids and the associated pain. Early intervention can help address any underlying issues and provide peace of mind.

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