Becker Melanosis (Becker Nevus) MD Searchlight Disorders of Hyperpigmentation Clinical Tree LaugierHunziker Syndrome: An Uncommon Cause of Oral Pigmentation and a Review of the Literature Montebugnoli 2010 International Journal of Dentistry Wiley Online Library 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. Lingual melanotic macule the first case report in an adult patient* Anais Brasileiros de Dermatologia Mystery behind labial and oral melanotic macules: Clinical, dermoscopic and pathological aspects of Laugier Hunziker syndrome