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Difference between revisions of "Duodenum"
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**IgA deficiency - 10-15X more common in celiac disease vs. healthy controls.<ref name=pmid12414763>{{Cite journal | last1 = Kumar | first1 = V. | last2 = Jarzabek-Chorzelska | first2 = M. | last3 = Sulej | first3 = J. | last4 = Karnewska | first4 = K. | last5 = Farrell | first5 = T. | last6 = Jablonska | first6 = S. | title = Celiac disease and immunoglobulin a deficiency: how effective are the serological methods of diagnosis? | journal = Clin Diagn Lab Immunol | volume = 9 | issue = 6 | pages = 1295-300 | month = Nov | year = 2002 | doi = | PMID = 12414763 }}</ref> | **IgA deficiency - 10-15X more common in celiac disease vs. healthy controls.<ref name=pmid12414763>{{Cite journal | last1 = Kumar | first1 = V. | last2 = Jarzabek-Chorzelska | first2 = M. | last3 = Sulej | first3 = J. | last4 = Karnewska | first4 = K. | last5 = Farrell | first5 = T. | last6 = Jablonska | first6 = S. | title = Celiac disease and immunoglobulin a deficiency: how effective are the serological methods of diagnosis? | journal = Clin Diagn Lab Immunol | volume = 9 | issue = 6 | pages = 1295-300 | month = Nov | year = 2002 | doi = | PMID = 12414763 }}</ref> | ||
**Risk factor for ''gastrointestinal T cell lymphoma'' - known as: ''enteropathy-associated T cell lymphoma'' (EATL). | **Risk factor for ''gastrointestinal T cell lymphoma'' - known as: ''enteropathy-associated T cell lymphoma'' (EATL). | ||
===Histology=== | ===Histology=== | ||
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==Tumours== | ==Tumours== | ||
==Lymphoma== | ==Lymphoma== | ||
* | {{main|Lymphoma}} | ||
*Non-Hodgkin's lymphoma. | |||
**Enteropathy-associated T cell lymphoma (EATL) - due to ''celiac sprue''. | |||
***Image: [http://commons.wikimedia.org/wiki/File:Enteropathy-associated_T_cell_lymphoma_-_low_mag.jpg EATL - low mag. (WC)]. | |||
**MALT lymphoma. | |||
Note: | Note: | ||
*Hodgkin's lymphoma does not arise in the GI tract. | *[[Hodgkin's lymphoma]] does not arise in the GI tract. | ||
==Adenocarcinoma== | ==Adenocarcinoma== | ||
*Similar to large bowel adenocarcinomas (see ''[[ | *Similar to large bowel adenocarcinomas (see ''[[colorectal tumours]]'' article). | ||
*Duodenum - most common site in small bowel. | *Duodenum - most common site in small bowel. | ||