Vaginal Primary Malignant Melanoma: A Rare and Aggressive Tumor

Figure 3

Immunophenotype of tumor cells. The neoplastic cells expressed melan A ((a, b) red arrows) and S-100 ((c, d) red arrows) (Streptavidin peroxidase (a, c) ×200, (b, d) ×400).

(a)

(b)

(c)

(d)