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Difference between revisions of "Traditional serrated adenoma"
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**Nuclear hyperchromasia, enlargement and pseudostratification. | **Nuclear hyperchromasia, enlargement and pseudostratification. | ||
*Villous-like architecture. | *Villous-like architecture. | ||
*Ectopic crypt foci (ECF) - short crypts oriented perpendicular normal crypts, do not reach muscularis mucosae. | |||
**ECF considered pathognomonic for TSA but seen in other entities.<ref name=pmid27281826>{{Cite journal | last1 = Väyrynen | first1 = SA. | last2 = Väyrynen | first2 = JP. | last3 = Klintrup | first3 = K. | last4 = Mäkelä | first4 = J. | last5 = Tuomisto | first5 = A. | last6 = Mäkinen | first6 = MJ. | title = Ectopic crypt foci in conventional and serrated colorectal polyps. | journal = J Clin Pathol | volume = 69 | issue = 12 | pages = 1063-1069 | month = Dec | year = 2016 | doi = 10.1136/jclinpath-2015-203593 | PMID = 27281826 }}</ref> | |||
DDx:<ref>URL: [http://surgpathcriteria.stanford.edu/gitumors/traditional-serrated-adenoma/differential-diagnosis.html http://surgpathcriteria.stanford.edu/gitumors/traditional-serrated-adenoma/differential-diagnosis.html]. Accessed on: 28 May 2015.</ref> | DDx:<ref>URL: [http://surgpathcriteria.stanford.edu/gitumors/traditional-serrated-adenoma/differential-diagnosis.html http://surgpathcriteria.stanford.edu/gitumors/traditional-serrated-adenoma/differential-diagnosis.html]. Accessed on: 28 May 2015.</ref> | ||