What Is Erythema Toxicum Neonatorum? Erythema toxicum neonatorum (ETN), sometimes just called erythema toxicum, is a painless skin condition that affects newborn babies. It’s not dangerous to ...

Erythema toxicum neonatorum is a common rash of unknown etiology affecting healthy newborn infants. In this study, we postulated that the rash reflects a response to microbial colonization of the ...

Erythema toxicum neonatorum (ETN) is a harmless and common rash that affects newborns. It appears as a collection of small, yellowish bumps surrounded by inflamed skin. It can look similar to acne.