Doctor insights on:
May not: A digital rectal examination can only test as far a finger will go into the rectum. A finger inserted through the anus cannot reach colon, therefore a digital rectal examination cannot detect colon cancer. However, rectum is part of the colon and a common site for cancer and a digital rectal exam is useful. Colonoscopy remains the gold standard for detecting colon cancer. ...Read moreSee 1 more doctor answer
Not so deep: This can often be detected by simply spreading the anal opening by lateral traction on adjacent skin. Any primary care doc can find the common ones. Anoscopy can see further up but is usually unnecessary unless you are looking for a source of bleeding. ...Read moreSee 1 more doctor answer
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 moreSee 2 more doctor answers
Will a colonoscopy detect anal cancer/mass as well colon cancer? Is the digital exam done before the colonoscopy is performed?
Potentially: it could show up on CT if large enough, but small tumors may not be visualized. ...Read more
My colonoscopy microscopic diagnosis: transverse colon polyp biopsy: polypoid colonic mucosa with mild nonspecific chronic inflamation...what is this?
Is it possible for CEA, C19-9, Abdominal Echo and FOB examinations to detect hemorrhoids, polyps and Colon Caner? Thank you!
No perfect tests!!: Some of these tests(CEA) are only useful for far advanced Cancers(not helpful for early detection of polyps or colon cancer. CEA and CA 19-9 are tumor markers, they are useless for most cases of early cancer. Abdominal ECHO has limited usefulness to detect fluid and certain cystic lesions, not useful for Colon Cancer. The best test for checking colon for polyps and colon cancer is Colonoscopy ...Read more
Sometimes: Sometimes a cat scan will be able to see a mass in the colon or rectum but it is not a good test for screening for colorectal cancer. There is a specialized type of ct scan that creates a virtual image of the inside of the colon that is sometimes used when a patient is not a good candidate for a colonoscopy. ...Read moreSee 2 more doctor answers
CT Scan Findings: Ct scan is not the best study to detect colon cancer. Although a ct scan may show a large sized colon cancer, the sensitivity of this is greatly reduced without the administration of oral contrast. The best diagnostic study for colon cancer or polyps is colonoscopy. ...Read moreSee 2 more doctor answers