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Difference between revisions of "Gastrointestinal tract polyps"
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Gastrointestinal tract polyps (view source)
Revision as of 05:24, 14 December 2011
, 05:24, 14 December 2011→Common
(→Common) |
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| [http://www.pathology.med.ohio-state.edu/paxit/deptbase/Paxit/Images/10534/PAXIT032.JPG Normal - low mag. (ohio-state.edu)] | | [http://www.pathology.med.ohio-state.edu/paxit/deptbase/Paxit/Images/10534/PAXIT032.JPG Normal - low mag. (ohio-state.edu)] | ||
|- | |- | ||
| Hyperplastic polyp | | [[Hyperplastic polyp]] | ||
| serrated at the surface | | serrated at the surface | ||
| abundant goblet cells, usu. left colon; no features of SSA | | abundant goblet cells, usu. left colon; no features of SSA | ||
| common / benign | | common / benign | ||
| may be syndromic | | may be syndromic, e.g. [[hyperplastic polyposis syndrome]] | ||
| sessile serrated adenoma | | [[sessile serrated adenoma]] | ||
| [http://commons.wikimedia.org/wiki/File:Hyperplastic_polyp2.jpg HP (WC)] | | [http://commons.wikimedia.org/wiki/File:Hyperplastic_polyp2.jpg HP (WC)] | ||
|- | |- | ||
| Traditional | | [[Traditional adenoma]] | ||
| nuclear hyperchromasia & pseudostratification / crowding '''at the luminal aspect''' | | nuclear hyperchromasia & pseudostratification / crowding '''at the luminal aspect''' | ||
| decreased goblet cells, usu. polypoid - on a stalk, usu. left colon | | decreased goblet cells, usu. polypoid - on a stalk, usu. left colon | ||
| common / premalignant | | common / premalignant | ||
| tubular adenoma, tubulovillous adenoma, villous adenoma | | [[tubular adenoma]], [[tubulovillous adenoma]], [[villous adenoma]] | ||
| traditional serrated adenoma, reactive changes (inflammation) | | [[traditional serrated adenoma]], reactive changes (inflammation) | ||
| [http://commons.wikimedia.org/wiki/File:Tubular_adenoma_2_high_mag.jpg TA - high mag. (WC)], [http://commons.wikimedia.org/wiki/File:Tubular_adenoma_4_low_mag.jpg TA - low mag. (WC)] | | [http://commons.wikimedia.org/wiki/File:Tubular_adenoma_2_high_mag.jpg TA - high mag. (WC)], [http://commons.wikimedia.org/wiki/File:Tubular_adenoma_4_low_mag.jpg TA - low mag. (WC)] | ||
|} | |} | ||