Why is there black patches and spot on my lips and how do I get rid of them? : r Dermatology 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 of the differential Labial Lentigo (labial melanotic macule) Cancer Therapy Advisor Pigmentation of the hard palate Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology and Endodontics