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Difference between revisions of "Gastrointestinal tract polyps"
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Gastrointestinal tract polyps (view source)
Revision as of 14:22, 26 September 2012
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*Typically do not have nuclear atypia, i.e. no nuclear crowding, no nuclear hyperchromasia, no cigar-shaped nuclei. | *Typically do not have nuclear atypia, i.e. no nuclear crowding, no nuclear hyperchromasia, no cigar-shaped nuclei. | ||
**SSAs with nuclear atypia may be referred to as ''advanced sessile serrated adenomas''. | **SSAs with nuclear atypia may be referred to as ''advanced sessile serrated adenomas''. | ||
*The ''Stanford Surgical Pathology Criteria''<ref>URL: [http://surgpathcriteria.stanford.edu/gitumors/sessile-serrated-polyp-adenoma/ http://surgpathcriteria.stanford.edu/gitumors/sessile-serrated-polyp-adenoma/]. Accessed on: 26 September 2012.</ref> require three adjacent crypts to be abnormal. | |||
DDx: | DDx: | ||
*[[Hyperplastic polyp]]. | *[[Hyperplastic polyp]]. | ||
*[[Tubular adenoma]] - for SSA with dysplasia. | |||
Images: | |||
*[http://commons.wikimedia.org/wiki/File:Sessile_serrated_adenoma.jpg SSA - low mag. (WC)]. | *[http://commons.wikimedia.org/wiki/File:Sessile_serrated_adenoma.jpg SSA - low mag. (WC/Nephron)]. | ||
*[http://commons.wikimedia.org/wiki/File:Sessile_serrated_adenoma2.jpg SSA - intermed. mag. (WC)]. | *[http://commons.wikimedia.org/wiki/File:Sessile_serrated_adenoma2.jpg SSA - intermed. mag. (WC/Nephron)]. | ||
*[http://commons.wikimedia.org/wiki/File:Sessile_serrated_adenoma3.jpg SSA - high mag. (WC)]. | *[http://commons.wikimedia.org/wiki/File:Sessile_serrated_adenoma3.jpg SSA - high mag. (WC/Nephron)]. | ||
*[http://commons.wikimedia.org/wiki/File:Sessile_serrated_adenoma_3_low_mag.jpg SSA - low mag. (WC/Nephron)]. | |||
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