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Doctor insights on: Thin Stools Colon Cancer

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Large intestinal cancer. Is that colon cancer?

Large intestinal cancer. Is that colon cancer?

Yes: The large intestine and the colon are words to describe the same anatomic structure in the abdomen. ...Read more

Dr. Barry Rosen
4,366 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 foul smelling stool from colon cancer?

Is foul smelling stool from colon cancer?

Probably not, but...: There can be many reasons for changes in the odor of stool. Diet and medications are just a few. If there is a change that seems to persist for longer than a week or two, see your doctor for a discussion. ...Read more

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Do narrow stools always indicate colon cancer?

Do narrow stools always indicate colon cancer?

No: More commonly due to spasm in lower colon. However, sudden change in stool caliber, "pencil thin" stools, cramps, bleeding, nausea, weight loss need evaluation. Ongoing symptoms need evaluation. At the least, this should involve a doctor visit, perhaps other tests. ...Read more

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Does colon cancer always make your stools bloody?

Does colon cancer always make your stools bloody?

Maybe: If having bleeding you should be checked for colon cancer or other problems that can cause bleeding. However you could have colon cancer without any visible signs of bleeding. If you are hi risk, get screened! ...Read more

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Diarrhea constipation gas swollen stomach = colon cancer?

Diarrhea constipation gas swollen stomach = colon cancer?

Not always.: Although change in bowel habits is a strong indicator of colon cancer, it can signify other things as well, like irritable bowel syndrome, or gallbladder issue, i.e. Stones. Your'e young for colon cancer, and gallbladder issues. So it is likely that the source of this lies elsewhere, like your diet. You should see your doctor for tests like occult blood test, etc to be sure and for diet help. ...Read more

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Long thin diarrhea, undigested food in stool, gallstones, sign of gallbladder cancer?

Long thin diarrhea, undigested food in stool, gallstones, sign of gallbladder cancer?

Unlikely: Gall bladder cancer is uncommon. Please consult this site for information. http://www.mayoclinic.org/diseases-conditions/gallbladder-cancer/basics/definition/con-20023909 ...Read more

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Pencil Thin stools. Very little amount of bright red rectal bleeding. abdominal pain. could it be colon cancer? Im 18 years old. (No cancer in family)

Pencil Thin stools. Very little amount of bright red rectal bleeding. abdominal pain. could it be colon cancer? Im 18 years old. (No cancer in family)

You need an exam: although it would be rare in someone your age to have colon cancer, especially without a family history, you should definitely be seen and examined by a qualified colorectal surgeon or GI... if you are also having sharp anal pain with BMs you might have something simple like an anal fissure, which can also cause bleeding and (occasionally) pencil thin stools. ...Read more

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Does colonoscopy prevent colon cancer?

Does colonoscopy prevent colon cancer?

Likely: Cancers start as polyps. Removing polyps decreases cancer risk, but no test guarantees finding every polyp. ...Read more

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Stage 4 lung cancer with bloody stool?

Stage 4 lung  cancer with bloody  stool?

See your doctor.: Usually for stage IV lung ca, you will get chemotherapy. This can lower resistance to infection, including in the colon which could result in rectal bleeding. Rarely, lung cancer can spread to the bowel causing bleeding. See you m doctor/medical oncologist right away! ...Read more

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Could impacted stool in large colon and rectum cause black stools?

Could impacted stool in large colon and rectum cause black stools?

Not likely: From the standpoint of the medical profession, black stools -called melena - are always assumed to be blood. Usually representing bleeding from stomach or "higher up" within the intestines. Colon bleeding usually is red. Unfortunately, bismouth containing medications can also cause black stool, but even with that type of product, one cannot be sure there is not bleeding also. Needs evaluation. ...Read more

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Are anal cancer and colon cancer the same?

Are anal cancer and colon cancer the same?

No: Colon cancer is generally an adenocarcinoma of the lining of the large intestine, usually treated with surgery and sometimes chemotherapy. Anal cancers can be different types (squamous, etc.), treated differently, often without surgery and using chemotherapy and radiation therapy instead. ...Read more

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Blood in stool rectal bleeding and alternating constipation and loose stool. Is it cancer?

Blood in stool rectal bleeding and alternating constipation and loose stool. Is it cancer?

Blood in stool: Suspicious but your age is in your favor unless a strong family history of colon or breast cancer. Likely another cause. I would see your PCP. ...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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Does having pencil thin stool mean I have colon cancer?

For how long?: Anybody can pass a thin one from time to time. If this persists for more than a few days, go in and get a rectal from your physician. It's more worrisome to have the caliber decreasing gradually over time. ...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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Is black stool a symptom of colon cancer or ulcer?

Depends: There are many causes of black tarry stool. The common issue is bleeding in the intestine. Bleeding may be due to ulcers in the stomach, or intestine. Oral iron intake may produce dark stool. Colon cancer is one of the causes of bleeding in the intestine. It would be prudent to see your doctor to determine the cause of dark stools, especially if it is due to bleeding in the intestine. ...Read more

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Is colon cancer genetic?

Is colon cancer genetic?

Sometimes: Some colon cancers are related to specific genetic mutations but the majority are not. ...Read more

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Dr. Katharine Cox
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


Dr. Peter Ihle
12 doctors shared insights

Colonic (Definition)

This is a combining term referring to some condition, treatment or disease of the colon. Such as colonic enema, colonic ...Read more