Melanocytic Lesions A Guide to Clinical Differential Diagnosis of Oral Mucosal Lesions Continuing Education Course dentalcare.com Lingual melanotic macule the first case report in an adult patient* Anais Brasileiros de Dermatologia Do you know the difference between hyperpigmentation and melasma? Etre Vous Dermoscopic features of hyperpigmentary dermatoses: A cross sectional study Cosmoderma Dark Spots vs. Hyperpigmentation: The Differences and Treatments Waxing the City Perioral Pigmentation One Area. Many Diagnoses. Dark skin around the mouth is one of the most common concerns I see in my OPD but it is never just tanning.