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Difference between revisions of "Gastrointestinal tract polyps"
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Gastrointestinal tract polyps (view source)
Revision as of 01:24, 16 April 2013
, 01:24, 16 April 2013→Hyperplastic polyp: +gross
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**Most common type of [[gastric hyperplastic polyp|gastric polyp]].<ref name=pmid19037727>{{Cite journal | last1 = Jain | first1 = R. | last2 = Chetty | first2 = R. | title = Gastric hyperplastic polyps: a review. | journal = Dig Dis Sci | volume = 54 | issue = 9 | pages = 1839-46 | month = Sep | year = 2009 | doi = 10.1007/s10620-008-0572-8 | PMID = 19037727 }}</ref> | **Most common type of [[gastric hyperplastic polyp|gastric polyp]].<ref name=pmid19037727>{{Cite journal | last1 = Jain | first1 = R. | last2 = Chetty | first2 = R. | title = Gastric hyperplastic polyps: a review. | journal = Dig Dis Sci | volume = 54 | issue = 9 | pages = 1839-46 | month = Sep | year = 2009 | doi = 10.1007/s10620-008-0572-8 | PMID = 19037727 }}</ref> | ||
*May be part of [[hyperplastic polyposis syndrome]].<ref name=pmid21045813>{{Cite journal | last1 = Huang | first1 = CS. | last2 = Farraye | first2 = FA. | last3 = Yang | first3 = S. | last4 = O'Brien | first4 = MJ. | title = The clinical significance of serrated polyps. | journal = Am J Gastroenterol | volume = 106 | issue = 2 | pages = 229-40; quiz 241 | month = Feb | year = 2011 | doi = 10.1038/ajg.2010.429 | PMID = 21045813 }}</ref> | *May be part of [[hyperplastic polyposis syndrome]].<ref name=pmid21045813>{{Cite journal | last1 = Huang | first1 = CS. | last2 = Farraye | first2 = FA. | last3 = Yang | first3 = S. | last4 = O'Brien | first4 = MJ. | title = The clinical significance of serrated polyps. | journal = Am J Gastroenterol | volume = 106 | issue = 2 | pages = 229-40; quiz 241 | month = Feb | year = 2011 | doi = 10.1038/ajg.2010.429 | PMID = 21045813 }}</ref> | ||
===Gross=== | |||
Features:<ref name=pmid22710576>{{Cite journal | last1 = Rex | first1 = DK. | last2 = Ahnen | first2 = DJ. | last3 = Baron | first3 = JA. | last4 = Batts | first4 = KP. | last5 = Burke | first5 = CA. | last6 = Burt | first6 = RW. | last7 = Goldblum | first7 = JR. | last8 = Guillem | first8 = JG. | last9 = Kahi | first9 = CJ. | title = Serrated lesions of the colorectum: review and recommendations from an expert panel. | journal = Am J Gastroenterol | volume = 107 | issue = 9 | pages = 1315-29; quiz 1314, 1330 | month = Sep | year = 2012 | doi = 10.1038/ajg.2012.161 | PMID = 22710576 }}</ref> | |||
*Flat lesion, usually <= 5mm. | |||
*Typically in the distal large bowel (rectum, sigmoid colon). | |||
===Microscopic=== | ===Microscopic=== | ||
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DDx: | DDx: | ||
*[[Sessile serrated adenoma]]. | *[[Sessile serrated adenoma]]. | ||
*[[Normal colon]]. | |||
Images: | Images: | ||