A and B) Clinical appearance of a melanotic mandibular gingival lesion Download Scientific Diagram Pigmented Lesions of the Oral Mucosa Pocket Dentistry This is a picosecond laser treatment of labial melanotic macules on the gingiva. Note the green flashes of the 532 nm laser as well as the immediate tissue whitening of the treated area. This Differential diagnosis of an oral mucosal pigmented lesion: a case of essential melanosis Pigmented Lesions of the Oral Cavity Oral and Maxillofacial Surgery Clinics Mucosal melanocytic macules