Pathology Outlines Pigmented epithelioid melanocytoma Mystery behind labial and oral melanotic macules: Clinical, dermoscopic and pathological aspects of Laugier Hunziker syndrome Pathology Outlines Mucosal melanoma (genital, oral, sinonasal) 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 Pathology Outlines Pigmented epithelioid melanocytoma Pathology Outlines Melanoma