A) Hairy black tongue. (B) Linea alba. (C) Oral melanotic macule. (D) Download Scientific Diagram 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 A rare case of melanotic hyperpigmentation of the tongue secondary to radiotherapy 05 May 03 Eng Congenital Melanotic Macule of the Tongue: A Five Year Follow up Dermatology Practical & Conceptual