Oral pathology: Noting a pigmented macule that often presents a diagnostic dilemma Registered Dental Hygienists Mucosal melanocytic macules Melanotic Macules, Naevi, and Melanoma Springer Nature Link Mucosal melanocytic macules Labial melanotic macule 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.