54-Year-Old Man is Found to Have a Mass in the Right Kidney

October 27, 2014
Cesar A. Moran, MD
Cesar A. Moran, MD

A 54-year-old man is found to have a mass in the upper pole of the right kidney. After further evaluation, a biopsy is performed. What is your diagnosis?

A 54-year-old man is found to have a mass in the upper pole of the right kidney. According to the histopathology image below, what is your diagnosis?

What is your diagnosis?