Oral melanoacanthoma and oral melanotic macule: a report of 8 cases, review of the literature, and immunohistochemical analysis Pigmented Lesions of the Oral Mucosa Pocket Dentistry Removal of lip pigmentation with our Alma Q laser. Such lip spots (aka labial melanotic macules) appear for no apparent reason. Similar spots can appear due to smoking, sun damage, drug reactions, Labial Melanotic Macules DoveMed Oral melanotic macule and primary oral malignant melanoma: Epidemiology, location involved, and clinical implications Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology and Endodontics