melanotic patch Mystery behind labial and oral macules: Clinical, dermoscopic and pathological aspects of Laugier-Hunziker syndrome Pigmented Oral Lesions: Clues to

Melanotan can also work to stimulate erections of the penis

This investigational peptide is used in melanocortin receptor agonism studies and melanogenesis research

Most melanotic macules are congenital, affect Caucasian individuals, may be single or multiple, have a diameter varying between 0.3cm and 3cm, tend to grow in proportion to the body growth, and are unrelated to any systemic condition.2,4 Their clinical features are not yet well-defined.1,2 The etiology of the disease still remains uncertain, but it is suggested that congenital cases may represent melanocyte hamartomas.2 Histology of the described cases of lingual melanotic macule reveals increased melanin in the basal cell layer, some pigment-laden macrophages in the dermis, normal number of melanocytes with no or a slight increase of melanin in their interior and variable degrees of hyperkeratosis.2 There are no nests of melanocytes, atypia, or alterations in the lingual tissue, and, in some cases, slight elongation of the epithelial ridges has been described.2 Also, according to Dohil et al., no similar histopathological alteration was identified in the non-affected lingual tissue.2 Our patient is an adult woman, which is uncommon when compared to other cases described

Acta Derm Venereol

The active ingredient in the tanning spray is melanotan IIa synthetic analog of melanocyte-stimulating hormone, 1,2 a naturally occurring hormone responsible for skin pigmentation