Epidermal Nevus

An epidermal nevus is an overgrowth of the epidermal layer of skin. Half of them can be present at birth and the other half may develop during childhood. It tends to be in a segment of skin as it follows the lines of Blashko which are invisible line up of skin cells merging together during embryonic development.

When do we worry?

It can be part of a syndrome if associated with neurological, skeletal and eye abnormalities.