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Difference between revisions of "Urinary bladder"
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→Urinary bladder cancer
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*Liquefaction implies an infectious etiology.<ref name=pmid3394185/> | *Liquefaction implies an infectious etiology.<ref name=pmid3394185/> | ||
==Rhabdomyosarcoma== | ==Rhabdomyosarcoma of the urinary bladder== | ||
{{Main|Rhabdomyosarcoma}} | {{Main|Rhabdomyosarcoma}} | ||
===General=== | |||
*Considered extremely rare in adults.<ref name=pmid21762516>{{Cite journal | last1 = Bing | first1 = Z. | last2 = Zhang | first2 = PJ. | title = Adult urinary bladder tumors with rhabdomyosarcomatous differentiation: clinical, pathological and immunohistochemical studies. | journal = Diagn Pathol | volume = 6 | issue = | pages = 66 | month = | year = 2011 | doi = 10.1186/1746-1596-6-66 | PMID = 21762516 }}</ref> | |||
===Microscopic=== | |||
:See ''[[rhabdomyosarcoma]]''. | |||
DDx: | |||
*Rhabdomyosarcomatous sarcomatoid carcinoma - more common than RMS in adults. | |||
**Requires the identification of a carcinoma component. | |||
*Rhabdomyomatous tumour.<ref name=pmid21762516>{{Cite journal | last1 = Bing | first1 = Z. | last2 = Zhang | first2 = PJ. | title = Adult urinary bladder tumors with rhabdomyosarcomatous differentiation: clinical, pathological and immunohistochemical studies. | journal = Diagn Pathol | volume = 6 | issue = | pages = 66 | month = | year = 2011 | doi = 10.1186/1746-1596-6-66 | PMID = 21762516 }}</ref> | |||
**Used if no carcinomatous component is identified with extensive sampling. | |||
*[[Small cell carcinoma of the urinary bladder]]. | |||
**Should be positive for keratins and chromogranin A. | |||
=See also= | =See also= | ||