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Difference between revisions of "Papillary urothelial hyperplasia"
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Papillary urothelial hyperplasia (view source)
Revision as of 19:56, 27 January 2014
, 19:56, 27 January 2014→Microscopic
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Features:<ref>URL: [http://pathology.jhu.edu/bladder/definitions.cfm http://pathology.jhu.edu/bladder/definitions.cfm]. Accessed on: 27 January 2014.</ref> | Features:<ref>URL: [http://pathology.jhu.edu/bladder/definitions.cfm http://pathology.jhu.edu/bladder/definitions.cfm]. Accessed on: 27 January 2014.</ref> | ||
*Inflammation. | *Inflammation. | ||
* | *Papillary structures without well-developed fibrovascular cores. | ||
**Tent-like appearance ''or'' spike-like appearance - short/stubby papillae not longer than the urothelium is thick.<ref>URL: [http://surgpathcriteria.stanford.edu/bladder/tcc-papillary-transitional-urothelial-carcinoma/ http://surgpathcriteria.stanford.edu/bladder/tcc-papillary-transitional-urothelial-carcinoma/]. Accessed on: 27 January 2014.</ref> | |||
**Tent-like appearance - short/stubby. | |||
*No urothelial cell atypia. | *No urothelial cell atypia. | ||
DDx: | DDx: | ||
*[[Low-grade papillary urothelial carcinoma]] - have well-developed fibrovascular core. | *[[Low-grade papillary urothelial carcinoma]] - have well-developed fibrovascular core. | ||
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*[[PUNLMP]]. | *[[PUNLMP]]. | ||
*[[Urothelial papilloma]] - well-developed fibrovascular cores, uniform urothelial thickness. | *[[Urothelial papilloma]] - well-developed fibrovascular cores, uniform urothelial thickness. | ||
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===Image=== | ===Image=== | ||
*[http://pathology.jhu.edu/bladder/image1.cfm?case_number=2&image_number=1 Papillary hyperplasia (jhu.edu)]. | *[http://pathology.jhu.edu/bladder/image1.cfm?case_number=2&image_number=1 Papillary hyperplasia (jhu.edu)]. | ||