FIGURE 5

Papillary urothelial carcinoma, high grade. A, Hematoxylin and eosin staining. B, Loss-N of CD44 immunoreactivity. C, Diffuse and strong CK20 immunoreactivity.
Papillary urothelial carcinoma, high grade. A, Hematoxylin and eosin staining. B, Loss-N of CD44 immunoreactivity. C, Diffuse and strong CK20 immunoreactivity.