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Small bowel (small intestine)

Benign tumors and tumor-like conditions

Enteritis cystica profunda


Reviewer: Hanni Gulwani, M.D. (see Reviewers page)
Revised: 19 December 2012, last major update August 2012
Copyright: (c) 2003-2012, PathologyOutlines.com, Inc.

General
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● Mucosal glands and mucinous cysts in submucosa or deeper layer (J R Soc Med 2004;97:29, Arch Pathol Lab Med 2010;134:378)
● Usually asymptomatic, but may cause obstruction or intussuception
● Pathogenesis: herniation, implantation after ulceration, mucosal microdiverticula, and reepithelialization of fistulae (eg, in Crohn disease)

Micro description
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● Mucosal glands and mucinous cysts in submucosa or deeper (subserosa) layer with hemosiderin, foreign body giant cells, and lamina propria around the epithelium

Micro images
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Mucin filled cysts (PAS-diastase)

End of Small bowel (small intestine) > Benign tumors and tumor-like conditions > Enteritis cystica profunda


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