adenomatous polyp


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Related to adenomatous polyp: sessile polyp, hyperplastic polyp
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Noun1.adenomatous polyp - a polyp that consists of benign neoplastic tissue derived from glandular epithelium; "adenomatous polyps are visible protrusions that can develop on the mucosal surface of the colon or rectum"
polyp, polypus - a small vascular growth on the surface of a mucous membrane
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Comparison of the metabolic profiles of human adenomatous polyp (N = 61) and colorectal cancer (CRC) (N = 57) tissue found statistically significant differences (p < 0.
12] found tubular adenoma was the most common benign tumour (83%) of all the benign tumours, whereas in our study it was adenomatous polyp (9%).
average risk of developing colorectal cancer (no personal history of adenomatous polyps, of colorectal cancer, or inflammatory bowel disease, including Crohn's Disease and ulcerative colitis; no family history of colorectal cancers or an adenomatous polyp, familial adenomatous polyposis, or hereditary nonpolyposis colorectal cancer).
He presented with rectal bleeding at 14 years of age and a pedunculated adenomatous polyp was identified on colonoscopy and removed.
It is believed to take about10 years for a small adenomatous polyp to grow into cancer.
Given that most sporadic CRCs develop from adenomatous polyps, it has been shown that CRC risk can be reduced by removal of the precursor lesion, the adenomatous polyp.
The important fact is that colon cancers develop from adenomatous polyps by growing larger and eventually transforming into cancer; it is believed to take about 5 to 10 years for an adenomatous polyp to grow into cancer.
The evidence for adenoma prevention was quite strong when the two celecoxib trials were prematurely halted following the September 2004 suspension of the Adenomatous Polyp Prevention on Vioxx (APPROVE) trial in response to cardiovascular concerns with that COX-2 inhibitor.
A PREVIOUS POLYP OR COLORECTAL CANCER: Not all types of polyps increase the risk of bowel cancer, but a type called adenomatous polyp does.
Results: The risk of adenomatous polyp recurrence was inversely related to alpha-carotene concentrations and right-sided polyps; alpha-carotene intake and recurrence of any, multiple and right-sided polyps; beta-carotene intake and multiple adenoma recurrence; and vitamin A from food and dietary supplements and each adverse endpoint.
For example, it takes an average of 15 to 20 years for a small adenomatous polyp to become malignant.