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Peutz-Jeghers polyps

 

Localization (by frequency)

-  intestinal Peutz-Jeghers polyp

-  colonic Peutz-Jeghers polyp
-  gastric Peutz-Jeghers polyp

Synopsis

-  arborizing architecture (tree-like architecture)
-  prominent branching of thick smooth muscle bundles admixed with collagen in polyp lamina propria
-  epithelium mitotically active
-  enterocytes (absorptive cells), goblet cells, argentaffin cells, Paneth cells


Peutz-Jeghers polyp

smooth muscle actin in Peutz-Jeghers polyp

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