Sarcomatoid carcinoma
A sarcomatoid carcinoma is an epithelial derived malignancy (carcinoma), that has morphologic features suggestive of a malignant mesenchymal tumour (sarcoma).
Examples:
- Sarcomatoid urothelial carcinoma.
- Renal cell carcinoma with sarcomatoid differentiation (sarcomatoid renal cell carcinoma).