Oncocytoma

Figure A. H&E x40

Figure B. CD117 x40

Figure C. e-cadherin x40

Figure D. CollidalFe x40

 

Figure E. Vimentin x40

 

   

 

Clinical History: 55 year old male presented with right sided renal mass. A core needle biopsy was performed

Histology: Figure A show nests of round to polygonal cells with finely granular eosinophilic cytoplasm consistent with renal oncocytoma. The immunostains, positive CD117, e-cadherins, vimentin and negative collidalFe further confirm the diagnosis.


(Last Edition: February 21, 2024 )