By Gary M. White, MD
A lentigo is a benign increase in melanin of the skin producing a sharply-defined brown or black macule. The pleural form is lentigines.
- Lentigenes may occur in a variety of syndromes, e.g. Multiple Lentigenes Syndrome or Leopard Syndrome.
- The term solar lentigo refers to a lentigo that occurs in a sun-exposed area and is caused by excessive sun exposure.
- Multiple lentigenes have been reported in patients with psoriasis (see apremilast).
- In one study in China, exposure to fine particulate matter was associated with increased incidence of senile lentigos [JEADV 2017;31;355].
Solar lentigos on the shoulder.
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