| Case 76 | Surgical Pathology Case |
| CLINICAL INFORMATION | ||
| 65 year-old male. Right kidney tumor. | ||
| GROSS DESCRIPTION | ||
| The kidney with perinephric adipose tissue measuring 15.0 x 11.0 x 6.5 cm in greatest dimension and weighs 492 grams. Bi-valved kidney revealed multilobulated mass in the upper pole which measures 7.0 x 6.0 x 6.0 cm. The mass is well demarcated. The cut surface is yellow-tan, heterogenous with cystic degeneration. The tumor is limited in the renal capsule with a pushing border. The tumor is noted inside of the renal vein at the margin. | ||
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| HE, 10× | HE, 20× | |
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| HE, 40× | HE, 20× | |
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| HE, 40× | HE, 20× | |
| Source: Department of Pathology, Creighton University Medical Center, Omaha, NE Photo: Zenggang Pan Discussion: Zenggang Pan | ||