Brown spots, especially on the lips, can be alarming to some. In some instances it can indicate rare oral mucosal melanoma, however in this case it was a non cancerous labial melanotic macule. Congenital Melanocytic Macule of the Tongue in a Newborn Cureus Oral surgery II: Part 4. Common oral lesions British Dental Journal Melanotic Macules of Oral Mucosa DoveMed Happy Wednesday! , In this video, a patients labial melanotic macule (a benign pigmented lesion) is being treated with liquid nitrogen. Labial melanotic macules are flat and asymmetrical with a