Primary malignant melanoma of the tongue CJS A) Hairy black tongue. (B) Linea alba. (C) Oral melanotic macule. (D) Download Scientific Diagram A rare case of melanotic hyperpigmentation of the tongue secondary to radiotherapy case 348 what's black hairy tongue? lingua villosa Nigra, tetracycline, melanosis, leucoplakia ,navi Congenital Melanotic Macule of the Tongue: A Five Year Follow up Dermatology Practical & Conceptual