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Difference between revisions of "Gastrointestinal tract polyps"
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Gastrointestinal tract polyps (view source)
Revision as of 23:52, 20 November 2012
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The sections shows colorectal-type mucosa with a tubule-forming epithelium that has cellular pseudostratification and enlarged hyperchromatic nuclei, from the crypt base to the luminal aspect (dysplasia). | The sections shows colorectal-type mucosa with a tubule-forming epithelium that has cellular pseudostratification and enlarged hyperchromatic nuclei, from the crypt base to the luminal aspect (dysplasia). | ||
There is cribriforming of glands and epithelial budding. Plump spindle cells with pale eosinophilic cytoplasm surround the abnormal epithelium (desmoplastic stroma). No definite submucosa is identified; diagnosis based on stromal desmoplasia. | There is cribriforming of glands and epithelial budding. Plump spindle cells with pale eosinophilic cytoplasm surround the abnormal epithelium (desmoplastic stroma). No definite submucosa is identified; the diagnosis based on stromal desmoplasia. | ||
=Hamartomatous polyps= | =Hamartomatous polyps= | ||