Figure 20

Urothelial carcinoma. Urothelial carcinoma in situ in a prostatic duct with residual basal cells visible (arrow). Chronic inflammation present in the adjacent stroma does not necessarily indicate the presence of stromal invasion.

Urothelial carcinoma. Urothelial carcinoma in situ in a prostatic duct with residual basal cells visible (arrow). Chronic inflammation present in the adjacent stroma does not necessarily indicate the presence of stromal invasion.