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 Taint melanotic of the lip vaporization laser UNILASER MDICA Labial Lentigo (labial melanotic macule) Cancer Therapy Advisor LABIAL LENTIGO, Labial Lentigo also called a labial melanotic macule, is a harmless, small, flat, brown spot on the lip. It can develop after repeated sun exposure. In most cases, labial lentigo Labial melanotic macule Stock Image C057 2077 Science Photo Library Treatment of labial melanotic macules on the lip. These are benign spots that appear on the lips for no apparent reason. The causes are mostly genetic, but similar spots can appear in smokers, after