labial melanotic macule histopathology macule. Benign. Dark spot on labia (or lip). Analogous to lentigo simplex. Hyperpigmented basal keratinocytes & dermal melanophages. Slight ⬆️ in single basal melanocytes; NO nests. More info like this in Line-field confocal optical coherence tomography
Line field confocal optical coherence tomography (LC OCT) features of a melanotic macule of the lip EJC Skin Cancer Common blue nevus on the upper lip: A case report MURATA 2012 The Journal of Dermatology Wiley Online Library Lentigo pathology Labial melanotic macule (brown spot on lip) (Stony Brook Case 1) dermatology dermatopathology YouTube Focal melanocytic lesions of the oral mucosa: An epidemiological and morphological study Santana 2023 Oral Diseases Wiley Online Library
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