Malignant Melanoma of the Urethra: A Rare Histologic Subdivision of Vulvar Cancer with a Poor Prognosis

<table>HMB-45 expression in melanoma cells (the immunohistochemical stain HMB-45, MSIP ×200).</table>

Case Reports in Obstetrics and Gynecology

Figure 3: Malignant Melanoma of the Urethra: A Rare Histologic Subdivision of Vulvar Cancer with a Poor Prognosis 