FIGURE 2
Urothelial papilloma. A, hematoxylin and eosin staining. B, CD44 immunoreactivity: basal cell staining. C, CK20 immunoreactivity in superficial cells only, as in normal urothelium.
FIGURE 2 | Modern Pathology
Urothelial papilloma. A, hematoxylin and eosin staining. B, CD44 immunoreactivity: basal cell staining. C, CK20 immunoreactivity in superficial cells only, as in normal urothelium.
