Difference between revisions of "Clear cell papillary renal cell tumour"

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| Image      = Clear_cell_papillary_renal_cell_carcinoma_-_very_high_mag.jpg
| Image      = Clear_cell_papillary_renal_cell_carcinoma_-_very_high_mag.jpg
| Width      =
| Width      =
| Caption    = Clear cell papillary renal cell carcinoma. [[H&E stain]].
| Caption    = Clear cell papillary renal cell tumour. [[H&E stain]].
| Synonyms  = clear cell tubulopapillary renal cell carcinoma, clear cell papillary cystadenoma (proposed name), clear cell papillary neoplasm of low malignant potential (proposed name)
| Synonyms  = previously known as ''clear cell tubulopapillary renal cell carcinoma'' and ''clear cell papillary renal cell carcinoma''
| Micro      = low ([[ISUP nucleolar grade|ISUP nucleolar]]) grade apical nuclei, clear cells, pseudopapillae, cystic and/or tubular architectures
| Micro      = low ([[ISUP nucleolar grade|ISUP nucleolar]]) grade apical nuclei, clear cells, pseudopapillae, cystic and/or tubular architectures
| Subtypes  =
| Subtypes  =
| LMDDx      = [[clear cell renal cell carcinoma]], [[papillary renal cell carcinoma]],[[Xp11.2 translocation carcinoma]]
| LMDDx      = [[clear cell renal cell carcinoma]], [[papillary renal cell carcinoma]], [[Xp11.2 translocation carcinoma]]
| Stains    =
| Stains    =
| IHC        = CK7 +ve, AMACR -ve, CD10 -ve, TFE3 -ve
| IHC        = CK7 +ve, AMACR -ve, CD10 -ve, TFE3 -ve
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| ClinDDx    = other [[renal tumours]]
| ClinDDx    = other [[renal tumours]]
}}
}}
'''Clear cell papillary renal cell carcinoma''', abbreviated '''CCPRCC''', is recently described type of [[renal cell carcinoma]].
'''Clear cell papillary renal cell tumour''', abbreviated '''CCPRCT''', is a relatively common benign renal tumour.  


It is also known as '''clear cell tubulopapillary renal cell carcinoma''',<ref name=pmid21602815>{{Cite journal  | last1 = Rohan | first1 = SM. | last2 = Xiao | first2 = Y. | last3 = Liang | first3 = Y. | last4 = Dudas | first4 = ME. | last5 = Al-Ahmadie | first5 = HA. | last6 = Fine | first6 = SW. | last7 = Gopalan | first7 = A. | last8 = Reuter | first8 = VE. | last9 = Rosenblum | first9 = MK. | title = Clear-cell papillary renal cell carcinoma: molecular and immunohistochemical analysis with emphasis on the von Hippel-Lindau gene and hypoxia-inducible factor pathway-related proteins. | journal = Mod Pathol | volume = 24 | issue = 9 | pages = 1207-20 | month = Sep | year = 2011 | doi = 10.1038/modpathol.2011.80 | PMID = 21602815 }}</ref> abbreviated '''CCTPRCC'''.
It was previously known as '''clear cell papillary renal cell carcinoma''', abbreviated '''CCPRCC'''
 
It is also previously known as '''clear cell tubulopapillary renal cell carcinoma''',<ref name=pmid21602815>{{Cite journal  | last1 = Rohan | first1 = SM. | last2 = Xiao | first2 = Y. | last3 = Liang | first3 = Y. | last4 = Dudas | first4 = ME. | last5 = Al-Ahmadie | first5 = HA. | last6 = Fine | first6 = SW. | last7 = Gopalan | first7 = A. | last8 = Reuter | first8 = VE. | last9 = Rosenblum | first9 = MK. | title = Clear-cell papillary renal cell carcinoma: molecular and immunohistochemical analysis with emphasis on the von Hippel-Lindau gene and hypoxia-inducible factor pathway-related proteins. | journal = Mod Pathol | volume = 24 | issue = 9 | pages = 1207-20 | month = Sep | year = 2011 | doi = 10.1038/modpathol.2011.80 | PMID = 21602815 }}</ref> abbreviated '''CCTPRCC'''.


==General==
==General==
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<pre>
<pre>
Left Kidney Mass, Core Biopsy:
Left Kidney Mass, Core Biopsy:
     - CLEAR CELL TUBULOPAPILARY RENAL CELL CARCINOMA (clear cell
     - CLEAR CELL TUBULOPAPILARY RENAL CELL CELL TUMOUR, preliminary ISUP nucleolar  
      papillary renal cell carcinoma), preliminary ISUP nucleolar  
       grade 1 of 4, see comment.
       grade 1 of 4, see comment.


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NEGATIVE: CD10.
NEGATIVE: CD10.


The findings are in keeping with clear cell tubulopapillary renal cell carcinoma.  
The findings are in keeping with clear cell tubulopapillary renal cell tumour.  


These tumours have a highly favourable clinical behaviour.[1,2] The terms "clear cell papillary neoplasm of low malignant potential"[1] and "clear cell papillary (cyst)adenoma"[2] have been proposed as names that better reflect their biology.
These tumours have a highly favourable clinical behaviour.[1,2]  


1. Am J Surg Pathol. 2015 Dec;39(12):1621-34. DOI: 10.1097/PAS.0000000000000513
1. Am J Surg Pathol. 2015 Dec;39(12):1621-34. DOI: 10.1097/PAS.0000000000000513
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