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Difference between revisions of "Colitis"
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[[Image:Cryptitis high mag.jpg|thumb|[[Micrograph]] showing cryptitis - the histologic finding of an acute colitis. [[H&E stain]].]] | |||
'''Colitis''', plural '''colitides''', is an inflammatory process that involves the [[colon]]. | '''Colitis''', plural '''colitides''', is an inflammatory process that involves the [[colon]]. | ||
'''Proctitis''' and '''cecitis''' redirect to this article, as the mucosa of the [[rectum]] and [[cecum]] are very similar to that of the colon. | |||
==Type of colitis== | ==Type of colitis== | ||
Infectious: | Infectious: | ||
*[[Infectious colitis]], not otherwise specified. | *[[Infectious colitis]], not otherwise specified. | ||
*[[ | *''C. difficle'' colitis ([[pseudomembranous colitis]] often used as a synonym). | ||
*[[Cytomegalovirus colitis]]. | *[[Cytomegalovirus colitis]]. | ||
Idiopathic: | |||
*[[Ulcerative colitis]]. | |||
*[[Crohn's disease]] with involvement of the colon. | |||
*[[Microscopic colitis]]. | |||
**[[Collagenous colitis]]. | |||
**[[Lymphocytic colitis]]. | |||
Iatrogenic: | Iatrogenic: | ||
| Line 27: | Line 26: | ||
Miscellaneous: | Miscellaneous: | ||
*[[Eosinophilic colitis]]. | *[[Eosinophilic colitis]]. | ||
*[[Diverticular-associated colitis]]. | |||
==Grading colitis== | |||
"A grading scheme":† | |||
{| class="wikitable" | |||
| '''Histologic finding''' | |||
| '''Grade''' | |||
|- | |||
| Mild | |||
| [[cryptitis]] | |||
|- | |||
| Moderate | |||
| [[crypt abscesses]] | |||
|- | |||
| Severe | |||
| erosions | |||
|- | |||
|} | |||
† Adapted from ''Kirsch''.<ref name=Kirsch>Kirsch, R. 13 December 2010.</ref> | |||
=====Images===== | |||
<gallery> | |||
Image: Cryptitis_--_very_high_mag.jpg | [[Cryptitis]]. (WC) | |||
Image: Crypt_abscess_--_very_high_mag.jpg | [[Crypt abscess]]. (WC) | |||
</gallery> | |||
==Sign out== | |||
<pre> | |||
Rectum, Biopsy: | |||
- Mild active proctitis with minimal architectural changes. | |||
- NEGATIVE for dysplasia. | |||
Comment: | |||
The biopsy is NEGATIVE for granulomas. The inflammation is nonspecific; it could be due to infection, inflammatory bowel disease, ischemia, or therapy/drugs. Clinical correlation is required. | |||
</pre> | |||
===Alternate comment=== | |||
The inflammation is nonspecific; it could be due to infection, inflammatory bowel disease, ischemia, inflammation secondary to diverticular disease or therapy/drugs. Clinical correlation is required. | |||
==See also== | ==See also== | ||
*[[Colon]] | *[[Colon]]. | ||
*[[Cryptitis]]. | |||
==References== | |||
{{Reflist|1}} | |||
[[Category:Gastrointestinal pathology]] | [[Category:Gastrointestinal pathology]] | ||