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, Pigmented Lesions of the Oral Mucosa: Clinical Presentation, Histology, and Recommendations for Management American Journal of Clinical Dermatology Springer Nature Link Pigmented lesions of the oral mucosa and perioral tissues: a flow chart for the diagnosis and some recommendations for the management Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology and Endodontics Differential Diagnosis of Pigmented Lesions in the Oral Mucosa: A Clinical Based Overview and Narrative Review Pigmented Lesions Pocket Dentistry