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Difference between revisions of "Sessile serrated adenoma"
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Sessile serrated adenoma (view source)
Revision as of 13:22, 2 February 2017
, 13:22, 2 February 2017no edit summary
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| Micro = serrated epithelium, crypt base dilation, crypt branching, boot-shaped glands, horizontal glands | | Micro = serrated epithelium, crypt base dilation, crypt branching, boot-shaped glands, horizontal glands | ||
| Subtypes = | | Subtypes = | ||
| LMDDx = [[hyperplastic polyp]], [[tubular adenoma]] when with dysplasia, [[mucosal prolapse]] | | LMDDx = [[hyperplastic polyp]], [[tubular adenoma]] when with dysplasia, [[mucosal prolapse]] for left sided lesions or background of [[diverticulosis]] | ||
| Stains = | | Stains = | ||
| IHC = | | IHC = | ||
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*[[Hyperplastic polyp]]. | *[[Hyperplastic polyp]]. | ||
*[[Tubular adenoma of the gastrointestinal tract|Tubular adenoma]] - for ''SSA with dysplasia'', TAs often less than 1 cm (uncommon for SSAs). | *[[Tubular adenoma of the gastrointestinal tract|Tubular adenoma]] - for ''SSA with dysplasia'', TAs often less than 1 cm (uncommon for SSAs). | ||
*[[Mucosal prolapse]] - especially for left sided lesions and a background of [[diverticulosis]]. | *[[Mucosal prolapse]] - especially for left sided lesions and a background of [[diverticulosis]].<ref name=pmid23069257>{{Cite journal | last1 = Huang | first1 = CC. | last2 = Frankel | first2 = WL. | last3 = Doukides | first3 = T. | last4 = Zhou | first4 = XP. | last5 = Zhao | first5 = W. | last6 = Yearsley | first6 = MM. | title = Prolapse-related changes are a confounding factor in misdiagnosis of sessile serrated adenomas in the rectum. | journal = Hum Pathol | volume = 44 | issue = 4 | pages = 480-6 | month = Apr | year = 2013 | doi = 10.1016/j.humpath.2012.06.011 | PMID = 23069257 }}</ref> | ||
===Images=== | ===Images=== | ||