adenoma

(redirected from tubular adenoma)
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adenoma:

see neoplasmneoplasm
or tumor,
tissue composed of cells that grow in an abnormal way. Normal tissue is growth-limited, i.e., cell reproduction is equal to cell death. Feedback controls limit cell division after a certain number of cells have developed, allowing for tissue repair
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adenoma

[‚ad·ən′ō·mə]
(medicine)
A benign tumor of glandular origin and structure.
References in periodicals archive ?
Tubular adenomas of the breast: imaging findings with histologic correlation.
Intraductal tubular adenoma, pyloric type, of the pancreas: additional observations on a new type of pancreatic neoplasm.
A computer search was done for pathology diagnoses of hyperplastic polyps, tubular adenomas, tubulovillous adenomas, villous adenomas and colon adenocarcinoma using VISTA computerized medical record.
1,2,3) Tubular adenomas are characterised by uniform closely approximated tubular structures lined by epithelial and myoepithelial cells with little or no cytoplasmic vacuolisation.
When tubular adenomas are found on the left side of the colon, a full colonoscopy should be performed.
6 (*)Lesions include tubular adenomas, villous adenomas, tubular villous adenomas and an adenocarcinoma.
The second point is more contentious and is the debate of "top-down" versus "bottom up" morphogenesis in the histogenetic origination of colonic tubular adenoma.
An example of a high-risk polyp is a 12-mm tubular adenoma with focal high-grade dysplasia.
Dysplasia-Associated Lesion or Mass Versus Sporadic Tubular Adenoma
COLONOSCOPY FINDINGS FOLLOW-UP COLONOSCOPY * 1-2 tubular adenomas <1 cm 5-10 years * 3-10 tubular adenomas, or * One or more polyps >1 cm, 3 years * High-risk polyps (tubulovillous, villous or adenoma with high-grade dysplasia) * 10 or more adenomas in one Less than 3 years * Sessile serrated polyps <1 5 years * Sessile serrated polyp [greater than or equal to] 1 cm, or * Sessile serrated polyp wit 3 years * Traditional serrated adenoma
Major Finding: Recommendations supported by new evidence include a 5- to 10-year interval for individuals with one or two tubular adenomas less than 10 mm in size.
Recommendations supported by new evidence include a 10-year interval for individuals with no polyps, and a 5-to 10-year interval for those with one or two tubular adenomas less than 10 mm in size.