Colitis: Difference between revisions

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Mikael Häggström (talk | contribs)
Mikael Häggström (talk | contribs)
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*{{Comprehensive-begin}}Distribution: '''Patchy''' versus '''diffuse'''{{Comprehensive-end}}
*{{Comprehensive-begin}}Distribution: '''Patchy''' versus '''diffuse'''{{Comprehensive-end}}
<gallery mode=packed heights=170>
<gallery mode=packed heights=170>
File:Histopathology of severe ulcerative colitis.jpg|'''Severe''' colitis (ulcerative colitis in this case): mucosal ulceration with loss of crypt architecture and replacement by inflamed granulation tissue containing abundant neutrophils, lymphocytes, and plasma cells.
File:Histopathology of granuloma of colonic mucosa.jpg|A non-necrotizing '''granuloma'''. It is seen as an aggregate of histiocytes in the center of the image, having ample eosinophilic cytoplasm.
File:Histopathology of granuloma of colonic mucosa.jpg|A non-necrotizing '''granuloma'''. It is seen as an aggregate of histiocytes in the center of the image, having ample eosinophilic cytoplasm.
File:Non-proliferative versus proliferative colonic crypts.jpg|'''Dysplastic''' crypt at right. In such case, consider '''[[tubular and ⁄or villous adenoma]]'''.
File:Non-proliferative versus proliferative colonic crypts.jpg|'''Dysplastic''' crypt at right. In such case, consider '''[[tubular and ⁄or villous adenoma]]'''.
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! Severe activity
! Severe activity
|-
|-
! Example images
| [[File:Histopathology of neutrophilic cryptitis in active colitis, annotated.jpg|150px]]
| [[File:Histopathology of gland destruction in active colitis.jpg|150px]]
| [[File:Histopathology of severe ulcerative colitis.jpg|150px]]
! Neutrophilic inflammation
! Neutrophilic inflammation
| Scattered or focal neutrophils
| Scattered or focal neutrophils