Definition of melanocytic macules associated with Peutz Jeghers syndrome NCI Dictionary of Genetics Terms NCI Pigmented Oral Lesions: Clues to Identifying the Potentially Malignant Consultant360 Pigmented Lesions of the Oral Mucosa Springer Nature Link 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 Derm Dx: Dark Lesion on Lower Lip Clinical Advisor Mystery behind labial and oral melanotic macules: Clinical, dermoscopic and pathological aspects of Laugier Hunziker syndrome