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Doctor insights on: Colon Cancer Polyp Size

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What stage of colon cancer is polyp?

What stage of colon cancer is polyp?

Pre-cancerous: Polyp only means a grape like structure protruding into the lumen of an organ. Some cancers appear polypoid. Histologically confirmed benign polyp, by a pathologist, is a pre-cancerous lesion. ...Read more

Dr. Barry Rosen
4,344 doctors shared insights

Cancer (Definition)

Cancer is a group of diseases that is characterized by uncontrolled cell growth leading to invasion of surrounding tissues that spread to other parts of the body. Cancer can begin anywhere in the body and is usually related to one or more genetic mutations that allow normal cells to become malignant by interfering with internal cellular control mechanisms, such as programmed cell death or by preventing ...Read more


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Is having a polyp a risk for colon cancer?

Is having a polyp a risk for colon cancer?

Yes: Having a colon polyp increases your risk of developing colon cancer about 10% over the general population. That is why it is important to maintain a follow-up routine with the doctor doing your colonoscopies. ...Read more

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How do polyps in the colon relate to colon cancer?

How do polyps in the colon relate to colon cancer?

Yes: 85 percent of colon cancers arise from colon polyps. As polyps grow, they can transform into colon cancer. Not all polyps are precancerous and not all precancerous polyps become colon cancers. ...Read more

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Can a large polyp in your colon mean colon cancer?

Can a large polyp in your colon mean colon cancer?

Maybe: Larger growths can contain cancer, but other polyps can be large and still be fully benign. Pathology would review the polyp after it is removed. ...Read more

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What are the chances of colon cancer with a 1.5cm polyp?

What are the chances of colon cancer with a 1.5cm polyp?

Very rare: Polyp is a premalignant condition, which means that if you let it go without removing it, it will turn into cancer. Usually takes an average of 10 years for a polyp to turn into cancer. The larger the polyp the greater the chance to have cancer, the size of 2cm could be worrisome. It is recommended to have repeat colonoscopy 3 years after removing the polyp for surveillance. ...Read more

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What is the likelihood of colon cancer if you have a 1.5cm polyp?

Biopsy result.: If this is all you have in your colon on your colonoscopy, you then need to have it biopsied to determine if it is cancerous or prrecancerous. This can also tell the extent of spread of cancer if it is present. Usually a solitary polyp like this is unlikely to be cancerous, but you don't know unless a biopsy is done so see your doctor and get that biopsy result if not done already. ...Read more

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On average, how long does it take for a polyp to form and then turn into colon cancer?

On average, how long does it take for a polyp to form and then turn into colon cancer?

Years: it generally takes years for a polyp to form and then later become cancerous. This is why screening colonoscopy is only needed every 10 years if normal. ...Read more

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Does having a number of benign polyps in the colon mean a larger chance of colon cancer?

Does having a number of benign polyps in the colon mean a larger chance of colon cancer?

Yes: Colon polyps predisposes to development of cancer, needs regular endoscopic removal and examination for cancer cells.Some of these polyp conditions runs in the family ( familial adenomatous polyposis ), then all the family members need to be examined march is colorectal cancer prevention month see your doctor. ...Read more

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If I have polyps in the colon, aged 26- would there be an extremely high incidence of colon cancer later in life?

If I have polyps in the colon, aged 26- would there be an extremely high incidence of colon cancer later in life?

Perhaps??: There are many types of polyps, some common at younger ages, and not all polyps lead to cancer! just having a benign hyperplastic polyp at age 26 probably doesn't influence your colon cancer risk at all! but other polyps are much more worrisome, so find out what kind you had, and discuss your personal risk with your doctor, knowing that surveillance should greatly reduce your chance of cancer. ...Read more

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Does having an adenomatus colonic polyp in one's late 20s indicate a significantly increased chance of colon cancer later in life?

Does having an adenomatus colonic polyp in one's late 20s indicate a significantly increased chance of colon cancer later in life?

Depends: On whether it is part of a genetic predisposition such as hereditary non-polyposis colon cancer (hnpcc), or an isolated event and you never have another polyp. Your GI doc will recommend the appropriate follow-up to minimize the risk of cancer. ...Read more

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What kind of test detects ulcers, polyps and colon cancer?

Intestinal scoping: A gastroscope can easily define and allow for bx of stomach ulcer. In colon, a colonoscope detects polyps and or carcinoma allowing for bx. It appears that colon cancer arises mostly from viral or carcinogen in bowel producing a field effect. If one focus mutates faster into colon Ca it suppresses all other cells which must be detected by IHC or lesion will recur after primary is resected. ...Read more

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Can a colon polyp cause the same symptoms as colon cancer?

Yes and no: They can both cause blood per rectum. They can both be asymptomatic.

Advanced colon cancer behaves differently than a polyp, however. If you are having these questions, speak with a doctor. ...Read more

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Do all polyps need to be removed in colonoscopy to avoid colon cancer?

Do all polyps need to be removed in colonoscopy to avoid colon cancer?

Yes: Not all polyps are pre-canerous, most are. The determination of whether the polyp is precancerous or not usually requires examination by a pathologist and that necessitates removal. There is no good reason to not remove a polyp detected on colonscopy. All most all colon cancers start in polyps, therefore it is necessary to remove polyps to prevent colon cancer. ...Read more

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Are polyps on the colon usually benign? Is it possible to get colon cancer even without polyps (scientifically speaking)? Curious

Are polyps on the colon usually benign?  Is it possible to get colon cancer even without polyps (scientifically speaking)?  Curious

Yes and yes: Most polyps are benign, even polyps with malignant cells are ok if cells aren't too far into the stalk and removed and followed up.
With your positive family history be sure to be followed closely for this to head problems off early. ...Read more

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2 yrs. After a colonoscopy i had another and they found a large polyp in the colon is that unusual? I have colon cancer in my family is that a concern

Not unusual. : Colon polyps recur or you grow new ones. This is why it is important to have regular colonoscopies, especially with your personal and family history. ...Read more

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Docs, could a large colon polyp mean colon cancer?

Docs, could a large colon polyp mean colon cancer?

Not really: Not really the size of the polyp does not determined if it is cancer or not of course large polyp can do more damage and depend on location can cause obstruction
and bleeding the histology of the polyp determined if it is malignant or pre malignant. ...Read more

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Can KUB show polyps and/or colon cancer?

Can KUB show polyps and/or colon cancer?

Not usually: Polyps and Colin cancer are soft tissue conditions, and do do not typically show up on X-ray. The main exceptions to this are if they are calcified, if they are causing a bowel obstruction ( you can diagnose the obstruction but not the cancer), or if contrast is given in the GI tract first ( known as a upper or lower GI series). Ct scan is the radiologic test of choice, colonoscopy shows as wel ...Read more

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Will colonic polyps turn into colon cancer?

Will colonic polyps turn into colon cancer?

It can happen: At the time of detection, most polyps are not cancerous. Hoever, over time polyps can develop pre-cancer changes in the cells which then become early cancer changes and finally fully developed cancer. It is best to strictly follow your gastroenterologists screenig schedules if you already have had polyps and get regular screeinig colonoscopies done. ...Read more

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How many people have colon polyps and never colon cancer?

Lots!: People have a 20-30% lifetime risk of growing a colon polyp! many never turn to cancer, and frequent checks should prevent most from turning to cancer by getting them out before they change, thus the recommendation for more frequent colonoscopies in those who have grown polyps before. Studies have clearly shown, colonoscopies prevent colon cancer! ...Read more

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Diminutive cecum polyp I have a history of colon cancer I am so nervous?

Diminutive cecum polyp I have a history of colon cancer I am so nervous?

No reason to be nerv: Since you are under proper medical care of a doctor who is checking your colon regularly, you will do well. Polyps are caught early and removed safely if you get a Colonoscopy test ddone every one to 2 years for the next 5 years, then reduce the frequency as advised by your gastroenterologist. ...Read more

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20 mm polyp removed during colonoscopy. Likelihood of cancer. Family history of colon cancer.

20 mm polyp removed during colonoscopy. Likelihood of cancer. Family history of colon cancer.

Need more: Information. The type of polyp.who in your family has colon CA, the age of diagnosis and your age ...Read more

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If I have colon polyps at age 26, is my risk of developing colon cancer later in life very high?

If I have colon polyps at age 26, is my risk of developing colon cancer later in life very high?

Depends on polyp: Some polyps are not precancerous and thus have no bearing on future development of colon ca. Others are, however, and your doctor should discuss your risk with you depending on what was found. You can relax somewhat, knowing that regular screening has been shown to dramatically lessen your risks of future colon cancer! ...Read more

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What is the likelyhood of a sudden polyp in gallbladder being cancer after colon cancer in person with lynch syndrome?

What is the likelyhood of a sudden polyp in gallbladder being cancer after colon cancer in person with lynch syndrome?

Low but possible: Cancer of the gallbladder is associated with hnpcc/lynch syndrome but, overall most gallbladder polyps are benign. I would speak with your GI doctor as a cholecystectomy may be advised depending on the size and how long it's been there. ...Read more

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What does it mean to have a large friable polyp? I have a family history of colon cancer and have to wait 2 weeks for the results.

What does it mean to have a large friable polyp?  I have a family history of colon cancer and have to wait 2 weeks for the results.

Patience: Waiting for test results can be torcher. Usually it takes 3-4 days for the pathologist to prepare the speciman and then evaluate, although different labs can vary in their time. A larger polyp would be concerning but the friability of the polyp would not change the potential diagnosis. ...Read more

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I had a polyp removed from my sigmoid at age 20 and it was benign. No direct family history of colon cancer. What tests should be done ongoing?

I had a polyp removed from my sigmoid at age 20 and it was benign.  No direct family history of colon cancer.  What tests should be done ongoing?

Typically: It depends on type of polyp found/ removed and why scoped. Consider full colonoscopy if there was one, there could be more. Typically a colonoscopy every 5 yrs is indicated with a family history of colon cancer or a personal hx of polyp or cancer (at a minimum). Consult a GI specialist for further management. ...Read more

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How do you know if you have a family history of colon cancer if all the old folks get colonoscopies, get polyps removed, and say nothing about it?

How do you know if you have a family history of colon cancer if all the old folks get colonoscopies, get polyps removed, and say nothing about it?

Ask: Go to your older relatives & ask them- not just about colonoscopies, but about their parents/grandparents, who had what & who died from what. You'll get valuable family history on a number of topics. Only about 5% of colon cancers occur in families with a history of colon cancer, so screening is more important than family history for this. ...Read more

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I'm 19 and they found 2 inflammatory polyps, .59 cm hyperplastic polyp, and rectal juvenile polyp in my colon. What's the risk of future colon cancer?

Genetics consult: 19 yo woman PMH sig for iron deficiency anemia with colonic polyps found on virtual colonoscopy. You need a referral for a standard colonoscopy where the polyps will be removed and examined pathologically. With your history, you may have Inflammatory Bowel Disease and or some type of familial polyposis which may give you a higher risk in future but your expert GI doc will always watch out for you ...Read more

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Colon cancer i had a colonoscopy 31/2 yrs. Ago but am having trouble lately could polyps grow that quickly i won't have another colonoscopy for 6 mo?

Colon cancer   i had a colonoscopy 31/2 yrs. Ago but am having trouble lately could polyps grow that quickly i won't have another colonoscopy for 6 mo?

Very unlikely: Adenomatous polyps (the ones that can turn into cancer) become more common the older you are. The more the number of polyps seen and removed, the higher the growth rate and likely the chance of finding new ones. Having polyps or cancer at a young age though should trigger shorter intervals to surveillance colonoscopies. ...Read more

Dr. Al Hegab
13 doctors shared insights

Colon (Definition)

The colon is another term for the large intestine. This is the final portion of the digestive system, responsible for absorbing water and storing stool before evacuation. It is divided into sections described as cecum; ascending, transverse, descending and ...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