Liposarcoma Encasing The Kidney

Liposarcoma Encasing The Kidney • The tissue mass is a liposarcoma that has totally encased the kidney • Note the cut surface of the tumor resembling adipose tissue. • The tumor has entered and expanded the renal sinus (S). • Microscopically, the tumor did not infiltrate actual renal parenchyma. (Description By:H. Yamase ) (Image Contrib. by:H. Yamase UCHC )