Congenital nevus affects around 1% of newborns. They are often considerably smaller, however, and medical professionals sometimes refer to them as “brown birthmarks.”
As kids become older, they get larger. Surgery is often used to eliminate the flaw, but for big growths, full-thickness grafts can be necessary. Laser treatment may be able to lessen pigmentation.
If surgery is not an option because of the size, location, or thickness of the lesion. Another option is dermabrasion. This entails resurfacing the skin to promote smoother regeneration.