|A 64-year-old male had a left renal cell carcinoma in 2000. He presented with a 3 cm mass within the superior pole of right kidney in 2006.|
The partial nephrectomy specimen contained a brown-yellow mass. The tumor was well circumscribed and measured 3.5 × 3.0 × 2.5 cm. The cut surface was brown-yellow with a central scar.
|HE, 21×||HE, 4×|
|HE, 10×||HE, 10×|
|HE, 20×||HE, 20×|
|HE, 40×||HE, 60×|
|Touch-prep, HE, 20×|
Source: Department of Pathology, Creighton University Medical Center, Omaha, NE