Over 50 percent of babies get this rash around the second or third day of life.
The rash is composed of ½ inch to 1 inch red blotches with a small white or yellow lump in the center. The red blotches can be numerous and can occur anywhere on the body (except the palms and soles). They can look qute terrible.
The cause of erythema toxicum is unknown. However, it is harmless the rash goes away by 2 weeks of age.
Image Source: Barton Schmitt
Copyright Barton Schmitt MD, Self Care Decisions LLC. Used by Permission.