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Doctor insights on: Barium Enema Vs Colonoscopy Cancer

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Comparison of diagnosis colorectal cancer between ctscan and barium enema?

Comparison of diagnosis colorectal cancer between ctscan and barium enema?

Depends on size: Can see the blood supply of tumour mass on a cat scan.. But small polyps do not show... Be does not see polyps, but does see tumour.. Colonoscopy with a perfect prep is the gold standard for large and small. ...Read more

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Dr. Barry Rosen
4,436 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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Does a flexible sigmoidoscopy detect bowel cancer ?

Does a flexible sigmoidoscopy detect bowel cancer ?

Sigmoidoscopy: This procedure looks only at your lower bowel in contrast to a colonoscopy that should look at your entire bowel. All the best sorting through this. ...Read more

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Can ibs, ibd or ulcerative colitis be diagnosed by contrast iv, oral contrast and rectal contrast ct scan?

Can ibs, ibd or ulcerative colitis be diagnosed by contrast iv, oral contrast and rectal contrast ct scan?

IBS vs IBD: IBS does not really have any diagnostic test, it is diagnosed clinically after ruling out the other causes. IBD like Crohn's and Ulcerative colitis may show some findings in the GI tract on imaging studies. ...Read more

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Can colorectal cancer be diagnosed by CT and barium enema ?

No: You need a biopsy for diagnosis. Ct and barium enema can be highly suggestive, but pathology is required. ...Read more

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What is the risk of bowel perforation from CT colonography "virtual colonoscopy"??

What is the risk of bowel perforation from CT colonography "virtual colonoscopy"??

Not invasive.: A traditional colonoscopy is invasive; the fiber optic camera is passed through the colon, and therein causes the low risk of perforation of the colon. A CT colonography is not invasive; it's just a fancier CT scan, so there's nothing to directly cause a perforation. ...Read more

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Does a CT scan detects colon cancer? Or colonoscopy should be done?

Does a CT scan detects colon cancer? Or colonoscopy should be done?

?Early detection tes: CT scan is not a good Test for early detection of Colon Cancer, so Colonoscopy is the preferred test because it accomplishes 2 objectives...detect polyps/precursors of colon cancer and remove them at the same time which eliminates the risk of Polyps changing into cancer. If you have difficulty with having Colonoscopy, then you should ask your doctor to suggest some alternative tests for checking. ...Read more

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Would colon cancer or rectal cancer show up on an abdominal CAT scan?

Would colon cancer or rectal cancer show up on an abdominal CAT scan?

Potentially: it could show up on CT if large enough, but small tumors may not be visualized. ...Read more

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Can abdominal CT with IV contrast show colorectal cancer ?

Can abdominal CT with IV contrast show colorectal cancer ?

Sometime: Unfortunately the exam you mention only discloses larger tumors. A "Vitrual colonoscopy" is a more sensitive test. It involves a preparation of the bowel . The "gold standard" is, of course a colonoscopy by a Gastroenterologist, you are too young to require this on a "routine basis" Do you have symptoms???? Hope this helps Dr Z ...Read more

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Is colon cancer removable by a colonoscopy?

Is colon cancer removable by a colonoscopy?

Possibly: We believe most colon cancers progress through a polyp stage. Polyp simply means growth and can be any size or configuration but can be small. Early on a cancer can still be partly a polyp and be removed during colonoscopy. They still need to be evaluated and treated as a cancer however, and it does not necessarily mean the cancer is cured by just removing it as a cancerous polyp. ...Read more

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Can an abdominal CT scan find colon cancer?

Can an abdominal CT scan find colon cancer?

Check out website : Sometimes a ct scan can pick it up but a colonoscopy is the best initial test. Please check out www.Michaelsmission.Org it is a very informative website about colorectal cancer. ...Read more

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Is bowel prep for colonoscopy safe?

Is bowel prep for colonoscopy safe?

Yes: There are many kinds of prep ; they are necessary and safe. ...Read more

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Can a liquid barium drink for CT scan prep irritate the colon after a recent case of diverticulitis?

Barium is a laxative: What do you mean by "irritation"? Abdominal pain? Increased output? Blood? Barium, for all its use in imaging, is also a laxative & often used as an enema. It will force the stool out of the intestines & colon as it makes its way out. Therefore, "irritation" of the colon (depending on how you define it) isn't uncommon after a barium-contrast CT. It shouldn't cause bleeding nor pain, however. TTYD ...Read more

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Narrow stools, 4 CT over three years, sigmoidoscopy normal, diverticulosis seen on CT scan. Chance of colon cancer?? Currently pregnant

Narrow stools, 4 CT over three years,  sigmoidoscopy normal, diverticulosis seen on CT  scan. Chance of colon cancer?? Currently pregnant

Narrow stools: Narrow stools are not necessarily a sign of colon cancer and nay be seen with scarring of the colon from prior episodes of diverticulitis. A negative sigmoidoscopy is reassuring in making cancer unlikely but a gastroenterologist is best qualified to evaluate and advise you. ...Read more

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Would a regular abdominal/pelvis CT scan with contrast and barium suspension reveal moderate to severe ulcerative colitis / Crohn's?

Most likely: there would be visible changes on the CT scan unless the colitis is very mild. With severe colitis, the CT will invariably be abnormal. ...Read more

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Narrow stools or pellety stools with mucus for 3 years, 4 Ct scans over time showed diverticulosis (notitis), sigmoidscopy (to 35cm) negative Cancer??

Narrow stools or pellety stools with mucus for 3 years, 4 Ct scans over time showed diverticulosis (notitis), sigmoidscopy (to 35cm) negative Cancer??

Not likely: Please try the following two issues: 1. Drink enough water each day so that your urine is colorless and watery. 2. Take a fiber laxative like Metamucil daily. Your symptoms may be due constipation and hydration may help. ...Read more

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Can an abdominal/pelvic CT scan incidentally detect colon cancer or polyps?

Can an abdominal/pelvic CT scan incidentally detect colon cancer or polyps?

Incidental: An abdominal ct scan may incidentally demonstrate the suspicion of a fairly large colon cancer but not small lesions or polyps. A conclusive diagnosis of colon cancer requires a tissue diagnosis by biopsy. ...Read more

Barium (Definition)

Barium is a chemical element with symbol ba and atomic number 56. It is the fifth element in group 2, a soft silvery metallic alkaline earth metal. Because of its high chemical reactivity barium is never found in nature as a free element. Its hydroxide was known in pre-modern history as baryta; this substance does not occur as a mineral, but can be prepared ...Read more


Dr. Charles Cattano
2,069 doctors shared insights

Colonoscopy (Definition)

Colonoscopy is the procedure of using a long flexible camera to visualize the entire colon from the inside with the option to take pictures, video, perform biopsies, remove polyps, etc. Generally people are sedated and do ...Read more