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Case of the Week

2021-04 / January 25

Contributors:  Christopher Metter, Rajal Shah

A male in his 50s with a history of multiple bilateral renal masses, the largest of which was a left sided 14.5 cm mass, and multiple pulmonary nodules. The patient underwent a left radical nephrectomy. Sections from the main tumor and background kidney are shown.

Click on the below thumbnails to enlarge photos.

5 photo(s) Updated on: January 22, 2021
  • Melanoma cocktail
  • Cathepsin K


1. What is the correct diagnosis?

a. Clear cell renal cell carcinoma

b. FH deficient renal cell carcinoma

c. Epithelioid angiomyolipoma

d. Translocation renal cell carcinoma

About GUPS

The Genitourinary Pathology Society (GUPS) was formed with the vision of advancing the care of patients with urologic diseases through enhancements of best practices, research, and education in the subspecialty of Urological Pathology.

GUPS is an official Companion Society of the United States and Canadian Academy of Pathology (USCAP).



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