Difference between revisions of "Papillary adenoma of the kidney"

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{{ Infobox diagnosis
| Name      = {{PAGENAME}}
| Image      = Renal papillary adenoma -- very low mag.jpg
| Width      =
| Caption    = Papillary adenoma. [[H&E stain]].
| Synonyms  = papillary adenoma, renal papillary adenoma
| Micro      = papillae typically with foam cells, +/-psammoma bodies, nuclei usu. low grade
| Subtypes  =
| LMDDx      = [[papillary renal cell carcinoma]], [[metanephric adenoma]]
| Stains    =
| IHC        = AMACR +ve
| EM        =
| Molecular  =
| IF        =
| Gross      = '''must''' be <=0.5 cm, cortical lesion
| Grossing  =
| Site      = [[kidney]] - see ''[[kidney tumours]]''
| Assdx      = often seen with [[papillary renal cell carcinoma]]
| Syndromes  =
| Clinicalhx = often an incidental finding in a kidney removed for something else
| Signs      =
| Symptoms  =
| Prevalence = common
| Bloodwork  =
| Rads      =
| Endoscopy  =
| Prognosis  = benign
| Other      =
| ClinDDx    = other [[renal tumours]]
| Tx        = observation
}}
'''Papillary adenoma of the kidney''', also '''renal papillary adenoma''', is a benign [[kidney tumours|kidney tumour]] related to [[papillary renal cell carcinoma]].
'''Papillary adenoma of the kidney''', also '''renal papillary adenoma''', is a benign [[kidney tumours|kidney tumour]] related to [[papillary renal cell carcinoma]].


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*[[Metanephric adenoma]].
*[[Metanephric adenoma]].


Images:
===Images===
<gallery>
Image: Renal papillary adenoma -- very low mag.jpg | PA - very low mag.
Image: Renal papillary adenoma -- low mag.jpg | PA - low mag.
Image: Renal papillary adenoma -- intermed mag.jpg | PA - intermed. mag.
Image: Renal papillary adenoma - alt -- intermed mag.jpg | PA - intermed. mag.
Image: Renal papillary adenoma -- high mag.jpg | PA - high mag.
</gallery>
www:
*[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2563151/figure/fig2/ Renal papillary adenoma (nih.gov)].<ref name=pmid18846240/>
*[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2563151/figure/fig2/ Renal papillary adenoma (nih.gov)].<ref name=pmid18846240/>


==IHC==
==IHC==
*AMACR +ve.<ref name=pmid17056094/>
*AMACR +ve.<ref name=pmid17056094/>


==See also==
==See also==

Revision as of 06:39, 9 October 2014

Papillary adenoma of the kidney
Diagnosis in short

Papillary adenoma. H&E stain.

Synonyms papillary adenoma, renal papillary adenoma

LM papillae typically with foam cells, +/-psammoma bodies, nuclei usu. low grade
LM DDx papillary renal cell carcinoma, metanephric adenoma
IHC AMACR +ve
Gross must be <=0.5 cm, cortical lesion
Site kidney - see kidney tumours

Associated Dx often seen with papillary renal cell carcinoma
Clinical history often an incidental finding in a kidney removed for something else
Prevalence common
Prognosis benign
Clin. DDx other renal tumours
Treatment observation

Papillary adenoma of the kidney, also renal papillary adenoma, is a benign kidney tumour related to papillary renal cell carcinoma.

General

Microscopic

Features:

  1. Histomorphology of papillary renal cell carcinoma.
  2. Must be <=0.5 cm.[2][3]

DDx:

Images

www:

IHC

See also

References

  1. 1.0 1.1 Wang, KL.; Weinrach, DM.; Luan, C.; Han, M.; Lin, F.; Teh, BT.; Yang, XJ. (Feb 2007). "Renal papillary adenoma--a putative precursor of papillary renal cell carcinoma.". Hum Pathol 38 (2): 239-46. doi:10.1016/j.humpath.2006.07.016. PMID 17056094.
  2. Zhou, Ming; Magi-Galluzzi, Cristina (2006). Genitourinary Pathology: A Volume in Foundations in Diagnostic Pathology Series (1st ed.). Churchill Livingstone. pp. 288. ISBN 978-0443066771.
  3. 3.0 3.1 Algaba, F. (2008). "Renal adenomas: pathological differential diagnosis with malignant tumors.". Adv Urol: 974848. doi:10.1155/2008/974848. PMC 2563151. PMID 18846240. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2563151/.