Black hairy tongue in an infant CMAJ Indian patient (mid 70s) with chief concern tongue is turning black. Swipe for more photos. These post inflammatory changes are more common in folks with more melanin in their skin. The underlying PDF) Lingual melanotic macule the first case report in an adult patient Oral pigmentation in children: a diagnostic challenge Archives of Disease in Childhood Pigmented Lesions of the Oral Cavity Pocket Dentistry