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Difference between revisions of "An introduction to gastrointestinal pathology"
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An introduction to gastrointestinal pathology (view source)
Revision as of 15:10, 28 May 2013
, 15:10, 28 May 2013→Pneumatosis cystoides intestinalis: +Dieulafoy lesion
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(→Pneumatosis cystoides intestinalis: +Dieulafoy lesion) |
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**[http://commons.wikimedia.org/wiki/File:Pneumatosis_cystoides_intestinalis_-_intermed_mag.jpg Pneumatosis cystoides intestinalis - intermed. mag. (WC)]. | **[http://commons.wikimedia.org/wiki/File:Pneumatosis_cystoides_intestinalis_-_intermed_mag.jpg Pneumatosis cystoides intestinalis - intermed. mag. (WC)]. | ||
**[http://commons.wikimedia.org/wiki/File:Pneumatosis_cystoides_intestinalis_-_high_mag.jpg Pneumatosis cystoides intestinalis - high mag. (WC)]. | **[http://commons.wikimedia.org/wiki/File:Pneumatosis_cystoides_intestinalis_-_high_mag.jpg Pneumatosis cystoides intestinalis - high mag. (WC)]. | ||
==Dieulafoy lesion== | |||
*[[AKA]] ''calibre persistent artery''.<ref name=pmid20883603/> | |||
===General=== | |||
*Rare. | |||
*Cause of GI bleeding - may be fatal.<ref name=pmid20883603>{{Cite journal | last1 = Baxter | first1 = M. | last2 = Aly | first2 = EH. | title = Dieulafoy's lesion: current trends in diagnosis and management. | journal = Ann R Coll Surg Engl | volume = 92 | issue = 7 | pages = 548-54 | month = Oct | year = 2010 | doi = 10.1308/003588410X12699663905311 | PMID = 20883603 | PMC = 3229341}}</ref> | |||
*Pathogenesis not well understood. | |||
===Gross=== | |||
*Typically in the stomach (2/3 of cases) - located on lesser curvature. | |||
**May be in the duodenum or colon. | |||
===Microscopic=== | |||
Features:<ref name=pmid20883603/> | |||
*"Large" histologically normal submucosal [[blood vessel|artery]]. | |||
**~1-3 millimetres. | |||
=See also= | =See also= | ||