Histomorphometric and Immunohistochemical Characteristics of Oral Melanotic Macule Overlap with Oral Mucosal Lentigo Volume 6 Issue 1 Oral melanocytic nevi: a clinicopathologic study of 100 cases ScienceDirect PDF] Pigmented lesions of the oral mucosa and perioral tissues: a flow chart for the diagnosis and some recommendations for the management. Semantic Scholar Melanocytic nevi and melanomas of the oral mucosa: detailed description of a case series Anais Brasileiros de Dermatologia (Portuguese) ORAL MELANOTIC MACULE (OMM) (Also called focal melanosis labial melanotic macule) A benign, localized, flat pigmented lesion of the oral mucosa Caused by a focal increase in melanin production