A Fast Growing Black Patch on the Upper Front Gum: Malignant Melanoma Springer Nature Link dermoscopy: A pigmented labial lesion This patient has multiple labial melanotic macules. These are essentially freckles of the lips. These most commonly involve the lower lip. This patient had involvement of both the upper and lower lips. Pigmented Lesions of the Oral Cavity Pocket Dentistry Labial Lentigo (labial melanotic macule) Cancer Therapy Advisor Melanotic macule. Benign. Dark spot on labia (or lip). Analogous to lentigo simplex. Hyperpigmented basal keratinocytes & dermal melanophages. Slight in single basal melanocytes; NO nests. More info like this in