Congenital lingual melanotic macule: an underreported entity? European Journal of Pediatric Dermatology Oral Melanotic Macule: Symptoms and Treatment Skinsight Pigmented Lesions of the Oral Mucosa Springer Nature Link Is focal melanotic lesion potentially malignant? A case report ScienceDirect 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.