Changes in Stool Shape: Signs of Potential Health Issues

Bowel movement issues

Hello, doctor.
Recently, I have noticed that my stools are flat and ribbon-like, with one side clearly appearing flattened (soft stool) and a slightly orange-yellow color.
However, at times I can also pass thicker stools.
I had surgery for an anal fistula two years ago, and I currently have two hemorrhoids that have not been surgically treated.
I would like to know if this could possibly be a sign of colorectal cancer?

Jasonn, 20~29 year old female. Ask Date: 2018/04/22

Dr. Chen Shidian reply Gastroenterology and Hepatology

Hello, sir.
The chances are slim.
You may want to start by checking for occult blood in your stool.
Changhua Hospital cares about your health.
Chen Shidian.

Reply Date: 2018/04/22

More Info

When it comes to changes in stool shape and consistency, it’s important to pay attention to what your body is signaling. The observation that your stools are flat or ribbon-like can be concerning, especially given your medical history of anal fistula surgery and the presence of hemorrhoids. While it’s understandable to worry about conditions such as colorectal cancer, it’s crucial to consider a range of factors that could be contributing to these changes.

Firstly, flat stools can sometimes indicate a narrowing of the rectal passage, which may be caused by various conditions, including inflammation, strictures, or even tumors. However, it’s essential to remember that not all changes in stool shape are indicative of serious health issues. For instance, dietary changes, dehydration, or gastrointestinal conditions like irritable bowel syndrome (IBS) can also lead to variations in stool consistency and shape.

Given your history of anal fistula and the presence of hemorrhoids, it’s possible that these conditions could be contributing to your current symptoms. Hemorrhoids can cause discomfort and changes in bowel habits, and if they are inflamed or thrombosed, they might affect how stool is expelled. Additionally, if there is any scarring or changes in the anal canal from previous surgeries, this could also lead to alterations in stool shape.

The color of your stool, described as orange-yellow, could also be influenced by your diet. Foods rich in beta-carotene, such as carrots and sweet potatoes, can impart an orange hue to your stool. However, if you notice persistent changes in color or consistency, it’s worth discussing with a healthcare provider.

In terms of your concern about colorectal cancer, it’s important to be aware of other accompanying symptoms that could warrant further investigation. These may include:
1. Blood in the stool: Bright red or dark, tarry stools can indicate bleeding in the gastrointestinal tract.

2. Unexplained weight loss: Losing weight without trying can be a red flag.

3. Changes in bowel habits: Significant changes in frequency, consistency, or the presence of diarrhea or constipation lasting more than a few weeks.

4. Abdominal pain: Persistent pain or discomfort in the abdomen that doesn’t resolve.

If you are experiencing any of these symptoms, it is advisable to seek medical attention promptly. A healthcare provider may recommend a colonoscopy, which is a procedure that allows for direct visualization of the colon and rectum, and can help identify any abnormalities.

In conclusion, while changes in stool shape can be concerning, they are not always indicative of a serious condition like colorectal cancer. However, given your medical history and the symptoms you’ve described, it is prudent to consult with a healthcare professional for a thorough evaluation. They can provide a proper diagnosis and recommend appropriate management strategies based on your specific situation. Regular screenings and being proactive about changes in your health are key components of maintaining gastrointestinal health.

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