Red Mucus in Stool: What It Could Mean for Your Health

More than half of the stool contains red mucus?

Hello, I am 21 years old, but I have had a habit of constipation since middle school.
At its worst, I would only have a bowel movement once a month and needed medication to relieve it.
Three years ago, I underwent a colonoscopy, and aside from having very dry intestines and poor motility, there were no significant findings.
However, my constipation has remained severe.
Since starting college, my constipation symptoms have improved somewhat, but three months ago, I noticed mucus in my stool.
I'm not entirely sure what the mucus looks like, but it is white and sometimes has small specks of bright red.
Recently, while traveling abroad, my constipation has improved significantly, occurring about every three days, and the stool is generally normal in color.
However, when wiping, there is still some sticky substance.
In the past two days, I've noticed that the red mucus seems to be increasing, especially at the end of a bowel movement, where there is some red residue, though not in large amounts.
Today at noon, after a bowel movement, I saw two distinct strips of yellow-brown mixed with bright red mucus in the toilet, approximately half and half, and it appeared very soft.
Since I am currently abroad and will not return to Taiwan for another two months, could you please advise if this could be a sign of cancer? Thank you for your help.

OG, 20~29 year old female. Ask Date: 2015/07/14

Dr. Huang Zhihui reply Surgery

Based on your description, the presence of bright red blood from the anus is generally indicative of issues at the anal region, with hemorrhoids (internal hemorrhoids) being the most common cause of bleeding.
However, bleeding may also originate from higher up in the gastrointestinal tract, such as tumors, ulcers, inflammation, or vascular malformations, which can also result in bright red blood in the stool.
Therefore, it is important not to take the presence of blood in the stool lightly.
It is advisable to consult a specialist for an examination to determine the source of the bleeding.
The physician may also arrange for procedures such as anoscopy, gastroscopy, or colonoscopy to ensure that serious lesions are not overlooked.

Reply Date: 2015/07/14

More Info

The presence of red mucus in stool can be concerning, especially when accompanied by a history of constipation and changes in bowel habits. It's important to understand that while mucus in stool can be a normal occurrence, the addition of red coloration raises some flags that warrant further investigation.

First, let's discuss what mucus in stool generally indicates. Mucus is a substance produced by the intestines to help lubricate the stool and facilitate its passage through the digestive tract. A small amount of mucus is normal, but an increase in mucus production can be a sign of irritation or inflammation in the intestines. This can occur due to various reasons, including infections, inflammatory bowel diseases (IBD) such as Crohn's disease or ulcerative colitis, or even dietary changes.

The presence of red mucus, particularly if it resembles blood, is particularly concerning. Blood in the stool can originate from various sources within the gastrointestinal tract, including hemorrhoids, anal fissures, diverticulitis, or more serious conditions such as colorectal cancer. Given your age (21 years) and the fact that you have a history of constipation, it is less likely (but not impossible) that this is cancer. However, the appearance of fresh red blood in your stool should not be ignored.

Your recent improvement in bowel habits is a positive sign, but the fact that you are still noticing red mucus is concerning. The fact that you have had a colonoscopy in the past that showed only dry intestines and poor motility is important context. While the colonoscopy may have ruled out some serious conditions at that time, the emergence of new symptoms—especially the presence of red mucus—should prompt a reevaluation.

Here are some steps you can take while you are abroad:
1. Monitor Your Symptoms: Keep a detailed record of your bowel movements, including the frequency, consistency, and any changes in color or presence of mucus. Note any accompanying symptoms such as abdominal pain, changes in appetite, or weight loss.

2. Dietary Considerations: Since you mentioned that your bowel habits have improved while abroad, consider what dietary changes you have made. A diet high in fiber, hydration, and regular meals can help regulate bowel movements. However, if you notice that certain foods exacerbate your symptoms, it may be worth avoiding them.

3. Seek Medical Attention: If the red mucus persists or worsens, or if you experience any additional concerning symptoms (such as severe abdominal pain, fever, or significant changes in your bowel habits), it is crucial to seek medical attention. While you may be abroad, many countries have healthcare facilities that can provide the necessary evaluations, including stool tests and possibly imaging studies.

4. Consider Stress and Lifestyle Factors: Sometimes, changes in environment, stress levels, and lifestyle can impact gastrointestinal health. If you are experiencing significant stress or changes in routine, this could also contribute to your symptoms.

In conclusion, while the presence of red mucus in stool can be alarming, it is essential to approach the situation with a clear plan. Keep monitoring your symptoms, maintain a healthy diet, and do not hesitate to seek medical advice if your symptoms persist or worsen. Early intervention can be key in addressing any potential underlying issues.

Similar Q&A

Understanding Abnormal Stool: Yellow Mucus and Red Discoloration Concerns

Dear Dr. Lin, Hello. Recently, due to the hot weather, I may not be drinking enough water, which has led to hard stools and some constipation. Today, after having a bowel movement, I noticed that my stool was hard, dark brown, and formed into small pieces. Notably, there was yel...

Dr. Lin Minghui reply Gastroenterology and Hepatology
#1. Normal bowel movements may sometimes contain mucus due to the shedding of epithelial tissue. However, if the mucus is excessive, foul-smelling, or contains blood, it is considered abnormal. #2. The presence of mucus and red coloration in stool may be caused by the consumption...

Understanding Red and White Mucus in Stool: Causes and Concerns

Hello doctor, I have been experiencing constipation, and today when I tried to have a bowel movement, I noticed a thick, sticky discharge that was red and white. Could you please let me know what this might indicate? Thank you.

Dr. Xu Kaixi reply Surgery
Changes in bowel habits accompanied by blood in the stool and changes in stool color should raise concern for gastrointestinal disorders beyond hemorrhoids. It is recommended to visit a hospital outpatient clinic for further evaluation.

Understanding Mucus in Stool: Causes and When to Seek Help

Hello Doctor: I started experiencing diarrhea yesterday. There was a small amount of blood on the toilet paper (none today) and some mucus, and I feel like there is blood (bright red) mixed in my stool. I usually have constipation and irregular bowel movements. Could this be coli...

Dr. Chen Shidian reply Gastroenterology and Hepatology
If you have persistent blood in your stool, please see a gastroenterologist, especially if accompanied by a fever.

Understanding Mucus in Stool: Causes and Concerns

Hello Doctor: For the past month, I have noticed white mucus in my stool (similar to egg whites). Sometimes, towards the end of a bowel movement, I expel some mucus when straining, and there is mucus on the toilet paper when I wipe. I am 176 cm tall and have lost 2 kg over the pa...

Dr. Hou Yongji reply Surgery
Hello: Based on your description, it could be rectal inflammation or a tumor. Please consult a colorectal specialist for a colonoscopy to confirm the diagnosis, which will allow for the development of a treatment plan.