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Papillary adenoma of the kidney (view source)
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'''Papillary adenoma of the kidney''', also '''renal papillary adenoma''', is a benign [[kidney tumours|kidney tumour]] related to [[papillary renal cell carcinoma]]. | |||
==General== | |||
*Benign. | |||
*Considered a precursor for ''[[papillary renal cell carcinoma]]'' (PaRCC).<ref name=pmid17056094>{{Cite journal | last1 = Wang | first1 = KL. | last2 = Weinrach | first2 = DM. | last3 = Luan | first3 = C. | last4 = Han | first4 = M. | last5 = Lin | first5 = F. | last6 = Teh | first6 = BT. | last7 = Yang | first7 = XJ. | title = Renal papillary adenoma--a putative precursor of papillary renal cell carcinoma. | journal = Hum Pathol | volume = 38 | issue = 2 | pages = 239-46 | month = Feb | year = 2007 | doi = 10.1016/j.humpath.2006.07.016 | PMID = 17056094 }}</ref> | |||
**Stains like PaRCC. | |||
**Found with an increased frequency within the content of PaRCC. | |||
==Microscopic== | |||
Features: | |||
#Histomorphology of ''[[papillary renal cell carcinoma]]''. | |||
#'''''Must''''' be <=0.5 cm.<ref name=Ref_GUP288>{{Ref GUP|288}}</ref><ref name=pmid18846240>{{Cite journal | last1 = Algaba | first1 = F. | title = Renal adenomas: pathological differential diagnosis with malignant tumors. | journal = Adv Urol | volume = | issue = | pages = 974848 | month = | year = 2008 | doi = 10.1155/2008/974848 | PMID = 18846240 | PMC = 2563151 | URL = http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2563151/?tool=pubmed }}</ref> | |||
#*[[Diagnostic size cutoff]] - larger lesions are ''papillary renal cell carcinoma''. | |||
DDx: | |||
*[[Papillary renal cell carcinoma]]. | |||
*[[Metanephric adenoma]]. | |||
Images: | |||
*[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2563151/figure/fig2/ Renal papillary adenoma (nih.gov)].<ref name=pmid18846240/> | |||
==IHC== | |||
*AMACR +ve.<ref name=pmid17056094/> | |||
==See also== | |||
*[[Kidney tumours]]. | |||
==References== | |||
{{Reflist|2}} | |||
[[Category:Kidney tumours]] | |||
[[Category:Diagnosis]] | [[Category:Diagnosis]] | ||