Sarcomatoid Variant of Urothelial Carcinoma (Carcinosarcoma, Spindle Cell Carcinoma): A Review of the Literature

<table>Sarcomatoid variant of renal pelvis (sarcomatoid TCC of renal pelvis) and flat CIS with positive immunohistochemical reaction for cytokeratin (MNF116). Inlet: immunohistochemistry reaction in tumour spindle cells.</table>

International Scholarly Research Notices

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Figure 7

Figure 7: Sarcomatoid Variant of Urothelial Carcinoma (Carcinosarcoma, Spindle Cell Carcinoma): A Review of the Literature 