Vulvovaginal melanocytic lesions: a review Diagnostic Histopathology Histopathological Findings of a Melanocytic Nevus A melanocytic nevus is a benign proliferation of melanocytes. Under the microscope, typical features include: Nests or clusters of uniform melanocytes located at the dermoepidermal junction, Melanocytic Proliferations Clinical Tree Melanotic macule of nail unit and its clinicopathologic spectrum