Erythema toxicum neonatorum: three atypical cases.

Diagnosis of pustular dermatosis occurring during the first days of life is based on clinical findings. Erythema toxicum neonatorum (ETN) is the more frequent benign self limiting eruption in the newborn.. Cases reports. - Th ree cases of ETN with localized pustules to the genitals and perineal ai ea are described. Comment. - When encountering a newborn with a localized pus tulosis rash, it is important to separate benign condition as ETN from thos e that require prompt diagnosis ann therapy. Atypical ETN and pustular derm atosis due to bacterial or viral infections or inflammatory diseases (e.g., eosinophilic pustulosis) carl be differentiated by cytological and bacteri al samples. (C) 1999 Elsevier, Paris.