Pigmented Lesions of the Oral Cavity Oral and Maxillofacial Surgery Clinics Pathology Outlines Pigmented epithelioid melanocytoma Pathology Outlines Melanotic macule This is a very rare case of metastatic oral mucosal melanoma to the colon with an unusual presentation mimicking melanosis coli. The colonoscopy findings show no mass effect but multiple hyperpigmented lesions Labial Lentigo (labial melanotic macule) Cancer Therapy Advisor a Melanotic macule at the wetdry line of the lower lip. b Melanotic Download Scientific Diagram