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Alternative Names Return to top
Erythema toxicum neonatorumDefinition Return to top
Erythema toxicum is a common, noncancerous skin condition seen in newborns.
Causes Return to top
Erythema toxicum may appear in 50 percent or more of all normal newborn infants. It usually appears in term infants between the ages of 3 days and 2 weeks.
Its cause is unknown.
The condition may be present in the first few hours of life, generally appears after the first day, and may last for several days. Although the condition is harmless, it can be of great concern to the new parent.
Symptoms Return to top
The main symptom is a rash of small, yellow-to-white colored papules surrounded by red skin. There may be a few or several papules. They usually appear on the face and middle of the body, but may also be seen on the upper arms and thighs.
The rash temporary appears for hours to days and then disappears.
Exams and Tests Return to top
Examination by your health care provider during a routine well-baby exam is usually sufficient to make the diagnosis. No testing is usually needed.
Treatment Return to top
The large red splotches typically disappear without any treatment or changes in skin care.
Outlook (Prognosis) Return to top
The rash usually clears within 2 weeks. It is usually completely gone by age 4 months.
See also: Milia
Possible Complications Return to top
There are no complications.
When to Contact a Medical Professional Return to top
Discuss the condition with your health care provider during a routine examination if you are concerned.
Update Date: 7/26/2007 Updated by: Daniel Rauch, M.D., FAAP., Director, Pediatric Hospitalist Program, New York University School of Medicine, New York, NY. Review provided by VeriMed Healthcare Network.
