Disorders of Pigmentation of the Nails and Mucous Membranes Springer Nature Link 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 Pigmented lesions of the oral mucosa and perioral tissues: a flow chart for the diagnosis and some recommendations for the management ScienceDirect PDF) Labial Melanotic Macule Diagnosed by Dermoscopy Dark spot on lip appeared randomly : r Blackskincare