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Doctor insights on: Can Colorectal Polyps Grow Back

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Can you have colorectal cancer w/o polyps? Can colorectal cancer grow where it cannot be seen by colonoscopy? If yes, How are these diagnosed?

Can you have colorectal cancer w/o polyps? Can colorectal cancer grow where it cannot be seen by colonoscopy? If yes, How are these diagnosed?

Possible bt unlikely: Dear Brand: Most colon cancers are visible with a colonoscopy either as a polyp or as a mass of some sort. However, there are some that are just not in the colon and only show up somewhere else like the liver. While this is certainly possible it is rare and it is typically found with a CT scan done for some other reason. But this is definitely not common. Hope this helps. All the best, Ariel. ...Read more

Polyp (Definition)

A polyp may occur anyplace on the body, but is most commonly seen in the colon when a colonscopy exam is done. It is a bump or protrusion from the lining of the GI tract and colon, which can can be benign or turn ...Read more


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Do colorectal polyps itch?

Do colorectal polyps itch?

Simple : Answer is no! polyps can bleed, cause looser stools or constipation but usually no pain or itching. Anal itching is usually due to excessive caffeine or moisture at bottom. ...Read more

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Is it possible to have colorectal cancer without having polyps?

Is it possible to have colorectal cancer without having polyps?

Possible: For a small percentage of colon cancers caused by lynch syndrome (also known as hnpcc - hereditary nonpolyposis colon cancer), there is an absence of polyps. ...Read more

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How long for colorectal cancer to develop? If polyps aren’t removed and they keep growing, how long does it take before they turn into cancer?

How long for colorectal cancer to develop? If polyps aren’t removed and they keep growing, how long does it take before they turn into cancer?

Years usually: There are different types of polyps and some are more aggressive than others. But usually these take years (2-5 years, some will say 10 years) to grow to cancer. There are more aggressive types that can develop in a year or less but fortunately they are the rarity. ...Read more

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Is colorectal cancer caused by a genetic defect leading to polyps?

Is colorectal cancer caused by a genetic defect leading to polyps?

Yes and no: All benign and malignant tumors result from accumulated genetic mutations. There are a few hereditary illnesses in which a child inherits a first mutation in the series that leads to colon cancer. However, most people with colon cancer began life with a genome free of cancer-causing mutations. Benign polyps may or may not acquire additional mutations and turn cancerous. ...Read more

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How can you diagnose nonpolyposis colorectal cancer discovered if there are no polyps to detect during sigmoi/colonoscopy?

How can you diagnose nonpolyposis colorectal cancer discovered if there are no polyps to detect during sigmoi/colonoscopy?

See below: Nonpolyposis cancer is an hereditary cancer. If your family has this then you need colonoscopies frequenstly i would have them evey 1-2 years because if and when you get a polyp it will then become a cancer. ...Read more

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Is there any link between vitamin d deficiency and colorectal polyps?

Is there any link between vitamin d deficiency and colorectal polyps?

Associated/oral Vit : Studies have indicated an association of vitamin d deficiency and colorectal tumors, although causality has not been proven. The current recommendation is to take vitamin d if your blood level is below the normal range. Sun is not enough vit d. ...Read more

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Hd proctosigmoidoscopy a yr ago, no polyp, only hemoroids, now i still have blood on my poop. Do I have colorectal ca? What r the early signs of that?

Hd proctosigmoidoscopy a yr ago, no polyp, only hemoroids, now i still have blood on my poop. Do I have colorectal ca? What r the early signs of that?

Get a full scope.: Most early colon cancers are asymptomatic. The blood on the outside of your bowel movement is likely due to hemorrhoids. Colon cancer is possible, however, and the sigmoidoscopy you had only looked at half of your colon. So to rule out colon cancer, i would recommend a full colonoscopy. ...Read more

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What are the chances of a 26 year old with no family history of colon cancer and no genetic disorders having colorectal cancer or polyps?

What are the chances of a 26 year old with no family history of colon cancer and no genetic disorders having colorectal cancer or polyps?

It is possible: It is certainly possible. Some of the familial polyposis syndroms don't necessarily have to have a family history to be present. ...Read more

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Dr. Keith Monson
200 doctors shared insights

Proctology (Definition)

Proctologists are physicians who have specialized knowledge to diagnose and surgically treat disorders affecting the colon, rectum, and anus. Such disorders may include hemorrhoids, colorectal ...Read more


Dr. Jeffrey Wint
3 doctors shared insights

Colorectal (Definition)

The term refers to colin(large intestine ) and rectum: colorectal surgeon for example does surgical procedures ...Read more