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==General== | ==General== | ||
*Common ~15% of cases in one series.<ref name=pmid22295146>{{Cite journal | last1 = Terada | first1 = T. | title = Pathologic observations of the duodenum in 615 consecutive duodenal specimens: I. benign lesions. | journal = Int J Clin Exp Pathol | volume = 5 | issue = 1 | pages = 46-51 | month = | year = 2012 | doi = | PMID = 22295146 }}</ref> | *Common ~15% of cases in one series.<ref name=pmid22295146>{{Cite journal | last1 = Terada | first1 = T. | title = Pathologic observations of the duodenum in 615 consecutive duodenal specimens: I. benign lesions. | journal = Int J Clin Exp Pathol | volume = 5 | issue = 1 | pages = 46-51 | month = | year = 2012 | doi = | PMID = 22295146 }}</ref> | ||
*Probably not | *Probably ''not'' caused by ''[[Helicobacter pylori]]''.<ref name=pmid20656325>{{Cite journal | last1 = Genta | first1 = RM. | last2 = Kinsey | first2 = RS. | last3 = Singhal | first3 = A. | last4 = Suterwala | first4 = S. | title = Gastric foveolar metaplasia and gastric heterotopia in the duodenum: no evidence of an etiologic role for Helicobacter pylori. | journal = Hum Pathol | volume = 41 | issue = 11 | pages = 1593-600 | month = Nov | year = 2010 | doi = 10.1016/j.humpath.2010.04.010 | PMID = 20656325 }}</ref> | ||
**''[[Helicobacter duodenitis]]'' is associated with gastric metaplasia.<ref name=pmid7769188>{{cite journal |authors=Yang H, Dixon MF, Zuo J, Fong F, Zhou D, Corthésy I, Blum A |title=Helicobacter pylori infection and gastric metaplasia in the duodenum in China |journal=J Clin Gastroenterol |volume=20 |issue=2 |pages=110–2 |date=March 1995 |pmid=7769188 |doi=10.1097/00004836-199503000-00007 |url=}}</ref> | |||
Clinical DDx:<ref name=pmid21242038/> | Clinical DDx:<ref name=pmid21242038/> |
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