What are solar lentigines?

-Solar lentigines are brown spots 1 cm or greater in diameter, occurring usually on the face and back of the hands.

-Solar lentigines are evidence of excessive sunlight exposure.

-They are found in individuals over 40 years of age, especially if they have a long history of working outdoors.


How are solar lentigines treated?

-One should avoid the sun and use a sunscreen.

-Topical treatment can be tried first which includes:

  • -4 methoxyphenol (at 2% concentration) (hydroquinone is ineffective) to apply every other day.
  • -Retinoic acid (at 0.025% concentration) to apply every other day.

-Destructive treatment is also effective and includes:

  • -liquid nitrogen application
  • -laser (NDYAG) or IPL treatment
  • -and chemical peel are effective in removing the lesion.