Brown macules & small patches (<2 cm) Not all brown spots are the same! Freckles, lentigo, moles, or melanoma each tells a different story. Even color and smooth surface Common types of moles About Moles Types, Warning Signs, Causes, and Prevention 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 Subungual Melanocytic Lesions: Key Clinical and Pathologic Concepts and Biopsy Techniques Actas Dermo Sifiliogrficas