Difference between revisions of "Traditional adenoma"

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118 bytes added ,  14:51, 29 October 2013
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=====Barely villous=====
=====Barely villous=====
The sections shows colorectal-type mucosa with a tubule-forming epithelium that has
The sections shows colorectal-type mucosa with cellular pseudostratification and enlarged
cellular pseudostratification and enlarged hyperchromatic nuclei, from the crypt base to
hyperchromatic nuclei, from the crypt base to the luminal aspect (dysplasia).
the luminal aspect (dysplasia).


No cribriforming of glands, epithelial budding or intraluminal papillary tufting is
No cribriforming of glands, epithelial budding or intraluminal papillary tufting is
identified. Goblet cells are present in the dysplastic epithelium. Dysplastic nuclei have
identified. Goblet cells are present in the dysplastic epithelium. Dysplastic nuclei have
an ellipsoid-shape and basally stratified.
an ellipsoid-shape and basally stratified.


Finger-like epithelial projections (villi) are present and comprise approximately 55% of
Finger-like epithelial projections (villi) are present and comprise approximately 55% of
the dysplastic tissue.
the dysplastic tissue.  The remainder of the lesion has a tubular morphology.
 
A large morphologically benign lymphoid aggregrate is present. No submucosal invasion is
identified.


====Tubulovillous adenoma====
====Tubulovillous adenoma====
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