Colitis: Difference between revisions

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===Microscopy report===
===Microscopy report===
Example of a normal sample, when colitis was suspected in the referral:
Example of a normal sample, when colitis was suspected in the referral:
{|class=wikitable"
{|class=wikitable
| {{Moderate-begin}} Optionally: Colonic/Rectal mucosa without significant histopathologic changes.{{Moderate-end}} Negative for acute and chronic colitis.
| {{Moderate-begin}} Optionally: Colonic/Rectal mucosa without significant histopathologic changes.{{Moderate-end}} Negative for acute and chronic colitis.
|}
|}


Example of findings of both active and chronic colitis:
Example of findings of both active and chronic colitis:
{|
{|class=wikitable
| {{Moderate-begin}}Ascending, transverse, descending, and sigmoid colon, biopsies:{{Moderate-end}} Mild chronic active colitis, with associated cryptitis and crypt abscesses. {{Moderate-begin}}Negative for ulceration, granulomata and dysplasia.{{Moderate-end}}
| {{Moderate-begin}}Ascending, transverse, descending, and sigmoid colon, biopsies:{{Moderate-end}} Mild chronic active colitis, with associated cryptitis and crypt abscesses. {{Moderate-begin}}Negative for ulceration, granulomata and dysplasia.{{Moderate-end}}
|}
|}
{{Bottom}}
{{Bottom}}

Revision as of 17:06, 28 September 2020

Author: Mikael Häggström [note 1]

Comprehensiveness

On this resource, the following formatting is used for comprehensiveness:

  • Minimal depth
  • (Moderate depth)
  • ((Comprehensive))

Microscopic evaluation

  • Look for signs of active (or acute) and/or chronic colitis:

Signs of active (or acute) colitis:

  • Neutrophilic cryptitis
  • Neutrophilic crypt abscesses
  • Ulceration or granulation tissue
  • Ischemic changes (including superficial necrosis, hemorrhage, crypt shrinkage/dropout, fibrin thrombi)

Signs of chronic colitis:

  • Abnormal crypt orientation a
  • Abnormal crypt branching
  • Paneth cell or gastric metaplasia (only apllies in the left colon and rectum)
  • Elevation of crypts relative to the muscularis mucosa

Microscopy report

Example of a normal sample, when colitis was suspected in the referral:

( Optionally: Colonic/Rectal mucosa without significant histopathologic changes.) Negative for acute and chronic colitis.

Example of findings of both active and chronic colitis:

(Ascending, transverse, descending, and sigmoid colon, biopsies:) Mild chronic active colitis, with associated cryptitis and crypt abscesses. (Negative for ulceration, granulomata and dysplasia.)

Notes

  1. For a full list of contributors, see article history. Creators of images are attributed at the image description pages, seen by clicking on the images. See Patholines:Authorship for details.

Main page

References


Image sources