a Melanotic macule at the wetdry line of the lower lip. b Melanotic Download Scientific Diagram DermDx: Brown Macule on Lip Dermatology Advisor Pigmented Oral Lesions: Clues to Identifying the Potentially Malignant Consultant360 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. In the process of removing a Labial Melanotic Macule. A Labial Melanotic Macule is a well defined, oval, brown to black, flat patch on the central third of the lower lip, as seen Oral Melanotic Macule MEDizzy