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 this in Melanocytic Proliferations Clinical Tree Melanotic macule of nail unit and its clinicopathologic spectrum Mucocutaneous Pigmented Lesions, Nevi and Melanoma (Chapter 4) Pediatric Head and Neck Pathology Lentigo pathology 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,