Red-Brown Stool: Causes and When to Seek Help - Surgery

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The stool color is reddish-brown?


I apologize for the inconvenience, but I am unable to view images.
Based on your description, it sounds like you are experiencing changes in your stool color, which can be concerning.
The presence of red or pink discoloration on the surface of your stool could indicate the presence of blood, but it may also be due to other factors such as dietary changes or the presence of undigested food.
Since you have a history of anal fissures and were previously diagnosed with nonspecific colitis, it's important to continue monitoring your symptoms.
The fact that you had a colonoscopy last year and were told there were no significant issues in your intestines is reassuring, but it does not completely rule out the possibility of new developments.
If your stool continues to show red discoloration or if you experience any other concerning symptoms such as pain, changes in bowel habits, or weight loss, it is advisable to follow up with your healthcare provider.
They may recommend further evaluation or testing to ensure there are no underlying issues that need to be addressed.

Xiao Jie, 20~29 year old female. Ask Date: 2020/04/28

Dr. Ke Fangxu reply Surgery


Abnormal stool color is often caused by dietary factors.
It is recommended to avoid consuming dark or red fruits and vegetables for a few days and observe any changes.
If there is a suspicion of bleeding, a fecal occult blood test can be performed.
A negative result indicates that there is no bleeding, while a positive result should prompt a consultation with a physician to determine if further investigation is necessary.

Reply Date: 2020/04/28

More Info


Understanding the causes of red or reddish-brown stool can be concerning, especially if you have a history of gastrointestinal issues such as anal fissures and non-specific colitis. It is important to differentiate between harmless causes and those that may indicate a more serious condition.

Firstly, the color of stool can be influenced by various factors, including diet, medications, and underlying health conditions. Foods such as beets, tomatoes, or foods with red dye can cause a reddish hue in your stool. If you have recently consumed any of these foods, it could explain the color change. Additionally, certain medications, particularly those containing iron or bismuth (like Pepto-Bismol), can also alter stool color.

However, if you are noticing red streaks or spots in your stool, it could indicate the presence of blood. This is particularly concerning if you have a history of anal fissures, as they can cause bleeding during bowel movements. Blood in the stool can also arise from other sources, such as hemorrhoids, diverticular disease, or more serious conditions like inflammatory bowel disease (IBD) or colorectal cancer.

Given your previous diagnosis of non-specific colitis and the recent examination that included a sigmoidoscopy, it is reassuring that your doctor did not find any immediate issues. However, the fact that you are still observing red in your stool warrants further attention. It is essential to monitor the situation closely. If the red color persists, or if you experience any additional symptoms such as abdominal pain, changes in bowel habits, weight loss, or fatigue, you should seek medical advice promptly.

In terms of management, maintaining a healthy diet rich in fiber can help prevent constipation and reduce the risk of anal fissures. Staying hydrated is also crucial. If you are experiencing pain or discomfort during bowel movements, consider using topical treatments for anal fissures, such as creams or ointments recommended by your healthcare provider.

If the issue continues, it may be necessary to undergo further diagnostic tests, such as a colonoscopy, to ensure that there are no underlying conditions that need to be addressed. It is always better to err on the side of caution when it comes to gastrointestinal health, especially with a history of issues.

In summary, while occasional changes in stool color can be benign, persistent changes, especially those that suggest the presence of blood, should be evaluated by a healthcare professional. Keep track of your symptoms, maintain open communication with your doctor, and do not hesitate to seek further evaluation if your concerns persist. Your health is paramount, and understanding the signs your body is presenting is crucial in managing your well-being.

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