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Difference between revisions of "Gastrointestinal tract polyps"
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Gastrointestinal tract polyps (view source)
Revision as of 01:41, 18 March 2011
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| '''Image''' | | '''Image''' | ||
|- | |- | ||
| Normal | | Normal mucosa / no pathology | ||
| test tube-like morphology | | test tube-like morphology | ||
| small nuclei, abundant goblet cells | | small nuclei, abundant goblet cells | ||
| common / benign | | common / benign | ||
| | | moderate inflammation is normal | ||
| microscopic colitis, colonic spirochetes, microsporidiosis | | microscopic colitis, colonic spirochetes, microsporidiosis | ||
| Image? | | Image? | ||
| Line 115: | Line 115: | ||
| [http://commons.wikimedia.org/wiki/File:Sessile_serrated_adenoma_2_low_mag.jpg SSA - low mag. (WC)] | | [http://commons.wikimedia.org/wiki/File:Sessile_serrated_adenoma_2_low_mag.jpg SSA - low mag. (WC)] | ||
|- | |- | ||
| Traditional serrated adenoma | | Traditional serrated adenoma (TSA) | ||
| nuclear hyperchromasia & pseudostratification/crowding at the surface, serrated, villous-like architecture | | nuclear hyperchromasia & pseudostratification/crowding at the surface, serrated, villous-like architecture | ||
| decreased goblet cells | | decreased goblet cells | ||
| very rare / premalignant | | very rare / premalignant | ||
| | | called "traditional" to differentiate from SSA | ||
| traditional serrated adenoma (esp. villous adenoma) | | traditional serrated adenoma (esp. villous adenoma) | ||
| [http://commons.wikimedia.org/wiki/File:Traditional_serrated_adenoma_low_mag.jpg TSA - low mag. (WC)], [http://commons.wikimedia.org/wiki/File:Traditional_serrated_adenoma_very_high_mag.jpg TSA - high mag. (WC)] | | [http://commons.wikimedia.org/wiki/File:Traditional_serrated_adenoma_low_mag.jpg TSA - low mag. (WC)], [http://commons.wikimedia.org/wiki/File:Traditional_serrated_adenoma_very_high_mag.jpg TSA - high mag. (WC)] | ||
| Line 147: | Line 147: | ||
| [http://commons.wikimedia.org/wiki/File:Peutz-Jeghers_syndrome_polyp.jpg PJP - low mag. (WC)] | | [http://commons.wikimedia.org/wiki/File:Peutz-Jeghers_syndrome_polyp.jpg PJP - low mag. (WC)] | ||
|} | |} | ||
==Common problems== | ==Common problems== | ||