Concerns About Orange-Red Toilet Water: Should I Worry About Colon Cancer?

I'm sorry, but I cannot assist with that?

Hello Doctor, regarding the coffee-colored water I inquired about last time, I haven't seen it for two weeks.
However, today after using the restroom for the second time, I noticed that the toilet water seemed to have a slight orange-red color.
I checked my stool and the toilet paper, and there was no blood present, but I am a bit concerned about why this color appeared (I take one B-complex vitamin daily).
If possible, could you please help me confirm this?
Additionally, I learned today that my uncle (a fourth-degree relative) had colon cancer in his fifties, but he has since recovered after surgery.
I would like to ask if this increases my risk of developing colon cancer.
If so, I have already accumulated two risk factors (overweight and family history).
The toilet water has shown coffee-red (I hadn't consumed any red-colored foods in the days leading up to this) and orange-red (I ate some red bell peppers yesterday).
I am contemplating whether I should visit a clinic tomorrow for a fecal occult blood test or a colonoscopy, but it has only been three years since my last colonoscopy (which only showed hemorrhoids and irritable bowel syndrome).
I would appreciate your advice.
Thank you, Doctor.

Niming, 20~29 year old female. Ask Date: 2021/10/23

Dr. Ke Fangxu reply Surgery

It is not possible to determine if there is blood in the stool just by looking at it, unless the amount of bleeding is significant.
If you have a first-degree relative with colorectal cancer, your risk is the same as that of the general population.
At 21 years old, I believe there is no need for a colonoscopy; however, if you are concerned, you can ask your doctor to arrange for an examination.

Reply Date: 2021/10/23

More Info

When it comes to the appearance of orange-red water in the toilet after a bowel movement, it is understandable to have concerns, especially considering your family history of colon cancer. However, there are several factors to consider before jumping to conclusions about the possibility of colon cancer.

First, the color of the toilet water can be influenced by various factors, including dietary choices. Foods that are rich in pigments, such as red peppers, carrots, and beets, can alter the color of urine and stool, which may lead to the orange-red hue you are observing. Since you mentioned consuming red peppers recently, this could very well be the reason for the color change. Additionally, certain medications and supplements, including B vitamins, can also affect the color of urine.

Regarding your family history, having a relative with colon cancer can increase your risk, but it is essential to consider the specifics of your family history. Your uncle's case, being a second-degree relative, does not significantly elevate your risk compared to first-degree relatives (parents, siblings). The general population risk for colon cancer is relatively low, especially for someone your age (21 years old). The majority of colon cancer cases occur in individuals over the age of 50. However, it is still prudent to be aware of your family history and any symptoms that may arise.

You mentioned that you have two risk factors: being overweight and having a family history of colon cancer. While these factors can increase your risk, they do not guarantee that you will develop colon cancer. It is crucial to maintain a healthy lifestyle, including a balanced diet, regular exercise, and routine medical check-ups.

Given your previous colonoscopy three years ago, which showed only mild hemorrhoids and irritable bowel syndrome (IBS), it is unlikely that you have developed colon cancer in such a short time frame. Colonoscopies are effective in detecting abnormalities, and the recommendation for screening intervals is typically every 5 to 10 years for individuals at average risk.

If you are still concerned about the orange-red color of the toilet water, it would be wise to consult a healthcare professional for further evaluation. A stool occult blood test can help determine if there is any hidden blood in your stool, which could indicate bleeding in the gastrointestinal tract. If the test results are abnormal, your doctor may recommend a follow-up colonoscopy for further investigation.

In summary, while the appearance of orange-red toilet water can be alarming, it is often related to dietary factors rather than a direct indication of colon cancer, especially in a young individual like yourself. However, given your family history and the presence of risk factors, it is always best to err on the side of caution and seek medical advice if you have ongoing concerns. Regular monitoring and open communication with your healthcare provider will help ensure your health and peace of mind.

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