Pigmented lesions of the oral mucosa and perioral tissues: a flow chart for the diagnosis and some recommendations for the management Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology and Endodontics Figure 1 from Oral melanotic macule a case report. Semantic Scholar Labial melanotic macule Oral pathology: Noting a pigmented macule that often presents a diagnostic dilemma Registered Dental Hygienists