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, COM Jan. 2008 Diagnosis UW School of Dentistry Jerad Melanotic macule. Benign. Dark spot on labia (or lip). Analogous to lentigo simplex. Hyperpigmented basal keratinocytes & dermal melanophages. Slight in single basal melanocytes; NO nests. More info like Vulvovaginal melanocytic lesions: a review Diagnostic Histopathology Pigmented Lesions of the Oral Mucosa Pocket Dentistry Melanocytic lesions of the conjunctiva: an up to date review Diagnostic Histopathology