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DDx:<ref>[http://granuloma.homestead.com/appendicitis.html http://granuloma.homestead.com/appendicitis.html]</ref> | DDx:<ref>[http://granuloma.homestead.com/appendicitis.html http://granuloma.homestead.com/appendicitis.html]</ref> | ||
*Yersinia appendicitis.<ref name=pmid11257626>{{cite journal |author=Lamps LW, Madhusudhan KT, Greenson JK, ''et al.'' |title=The role of Yersinia enterocolitica and Yersinia pseudotuberculosis in granulomatous appendicitis: a histologic and molecular study |journal=Am. J. Surg. Pathol. |volume=25 |issue=4 |pages=508–15 |year=2001 |month=April |pmid=11257626 |doi= |url=}}</ref> | *Yersinia appendicitis.<ref name=pmid11257626>{{cite journal |author=Lamps LW, Madhusudhan KT, Greenson JK, ''et al.'' |title=The role of Yersinia enterocolitica and Yersinia pseudotuberculosis in granulomatous appendicitis: a histologic and molecular study |journal=Am. J. Surg. Pathol. |volume=25 |issue=4 |pages=508–15 |year=2001 |month=April |pmid=11257626 |doi= |url=}}</ref> | ||
**Yersinia = gram negative rod. | **Yersinia = gram negative rod (red on [[Gram stain]]). | ||
**"Safety pin"-like appearance.<ref>URL: [http://www.cdc.gov/ncidod/dvbid/plague/p1.htm http://www.cdc.gov/ncidod/dvbid/plague/p1.htm]. Accessed on: 30 June 2011.</ref> | |||
*Other micro-organism (TB, fungus). | *Other micro-organism (TB, fungus). | ||
*[[Crohn's disease]]. | *[[Crohn's disease]]. | ||
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Features: | Features: | ||
*[[Granulomas]]. | *[[Granulomas]]. | ||
*+/-"Safety pin"-like organisms (Yersinia). | |||
Image(s): | |||
*[http://www.cdc.gov/ncidod/dvbid/plague/p1.htm Yersinia (CDC)]. | |||
==Inflammatory bowel disease== | ==Inflammatory bowel disease== | ||
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