Template:Hyperplastic polyp versus tubular adenoma: Difference between revisions

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! [[Hyperplastic Polyp]]<ref name=stanford-differential>{{cite web|url=http://surgpathcriteria.stanford.edu/gitumors/colorectal-hyperplastic-polyp/differential-diagnosis.html|title=Hyperplastic Polyp of the Colon and Rectum - Differential diagnoses|website=Stanford University School of Medicine|accessdate=2019-09-30}}</ref> !! [[Tubular Adenoma]]<ref name=stanford-differential/>
! [[Hyperplastic polyp]]<ref name=stanford-differential>{{cite web|url=http://surgpathcriteria.stanford.edu/gitumors/colorectal-hyperplastic-polyp/differential-diagnosis.html|title=Hyperplastic Polyp of the Colon and Rectum - Differential diagnoses|website=Stanford University School of Medicine|accessdate=2019-09-30}}</ref> !! [[Tubular adenoma]]<ref name=stanford-differential/>
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| Nu dysplasia || Dysplasia
| Nu dysplasia || Dysplasia
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<gallery mode=packed heights=220>
<gallery mode=packed heights=220>
File:Non-proliferative versus proliferative colonic crypts.jpg|Non-proliferative (left) versus proliferative (large at right) colonic crypts, where the latter's proximity to the surface confers a diagnosis of a tubular adenoma.
File:Non-proliferative versus proliferative colonic crypts.jpg|Non-proliferative crypt (left) versus proliferative dysplastic crypt (large at right, with crowded hyperchromatic nuclei).
File:Histopathology of reactive inflammatory changes in a hyperplastic polyp.jpg|thumb|In nuclear crowding, also look for inflammation: Here a '''hyperplastic polyp''' with inflammatory reactive changes, reminiscent of adenoma.
File:Histopathology of reactive inflammatory changes in a hyperplastic polyp.jpg|thumb|In nuclear crowding, also look for inflammation: Here a '''hyperplastic polyp''' with inflammatory reactive changes, reminiscent of adenoma.
</gallery>
</gallery>

Latest revision as of 12:41, 6 November 2023

Hyperplastic polyp[1] Tubular adenoma[1]
Nu dysplasia Dysplasia
Proliferative epithelium restricted to base Proliferative epithelium present at the surface
Gland lining cells mature at the surface No surface maturation
  • Non-proliferative crypt (left) versus proliferative dysplastic crypt (large at right, with crowded hyperchromatic nuclei).
    Non-proliferative crypt (left) versus proliferative dysplastic crypt (large at right, with crowded hyperchromatic nuclei).
  • In nuclear crowding, also look for inflammation: Here a hyperplastic polyp with inflammatory reactive changes, reminiscent of adenoma.
    In nuclear crowding, also look for inflammation: Here a hyperplastic polyp with inflammatory reactive changes, reminiscent of adenoma.
  1. ↑ 1.0 1.1 . Hyperplastic Polyp of the Colon and Rectum - Differential diagnoses. Stanford University School of Medicine. Retrieved on 2019-09-30.
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