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==
Idiopathic:
*[[Ulcerative colitis]].
[[Diverticular-associated colitis]]
Microscopic:
*[[Collagenous colitis]].
*[[Lymphocytic colitis]].
Infectious:
Infectious:
*[[Infectious colitis]], not otherwise specified.
*[[Infectious colitis]], not otherwise specified.
*[[Pseudomembranous colitis]].
*''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:
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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]]

Latest revision as of 18:19, 22 June 2023

Micrograph showing cryptitis - the histologic finding of an acute colitis. H&E stain.

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

Infectious:

Idiopathic:

Iatrogenic:

Ischemic:

Miscellaneous:

Grading colitis

"A grading scheme":†

Histologic finding Grade
Mild cryptitis
Moderate crypt abscesses
Severe erosions

† Adapted from Kirsch.[1]

Images

Sign out

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.

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

References

  1. ↑ Kirsch, R. 13 December 2010.
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