Fig. 3From: Sarcomatoid urothelial carcinoma of the renal pelvis treated with immunotherapyImmunostaining for lymphocytes in the nephrectomy specimen. Infiltration of CD8-positive T-cells into both sarcomatoid and conventional UC components of the tumor is observed. A significant accumulation of immune cells around the conventional UC components of the tumor is also seen. The scale bar indicates 200 μmBack to article page