Hyperplastic polyp: Difference between revisions
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→Differential diagnoses: +Image |
→Differential diagnoses: Specified |
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| Line 60: | Line 60: | ||
*Mature mucinous cells at the base of crypts | *Mature mucinous cells at the base of crypts | ||
; | ;[[Tubular colorectal adenoma]] | ||
[[File:Tubular adenoma with low-grade dysplasia.jpg|thumb|Tubular adenoma with low-grade dysplasia.]] | [[File:Tubular adenoma with low-grade dysplasia.jpg|thumb|Tubular adenoma with low-grade dysplasia.]] | ||
{|class="wikitable" | {|class="wikitable" | ||
| Line 67: | Line 67: | ||
| No dysplasia || Dysplasia | | No dysplasia || Dysplasia | ||
|- | |- | ||
| Proliferative | | Proliferative epithelium restricted to base|| Proliferative epithelium present at the surface | ||
|- | |- | ||
| Gland lining cells mature at the surface || No surface maturation | | Gland lining cells mature at the surface || No surface maturation | ||
|} | |} | ||
<gallery mode=packed heights=220> | <gallery mode=packed heights=220> | ||
File: | 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. | ||
</gallery> | </gallery> | ||
{{Evaluation of tumors}} | {{Evaluation of tumors}} | ||
{{Bottom}} | {{Bottom}} | ||