Does anyone know what this black mark on my lip is? Started last August so it's I've had it nearly a year, was living in Spain at the time for 6 months Lip Lesion Removal London Benign & Pre Cancerous Lip Surgery Centre for Surgery Oral pathology: Noting a pigmented macule that often presents a diagnostic dilemma Registered Dental Hygienists Pigmented Lesions of the Oral Mucosa Springer Nature Link Simple cryosurgical treatment of the oral melanotic macule ScienceDirect 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