Labial melanotic macule Dark Spot on Lip: Harmless or Serious? What to Check First La Bouche Parfaite Solar Lentigo Trillium Clinic Dermatology Chapel Hill This lovely patient was thrilled with her beautiful result after laser treatment of oral melanotic macules. I share this case to educate: laser treatment requires accurate diagnosis, an understanding Oral pathology: Noting a pigmented macule that often presents a diagnostic dilemma Registered Dental Hygienists