Keywords

These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

figure 1

Erythema toxicum neonatorum

Photograph courtesy of SpringerImages Database, Springer Publishing Company

  • Erythema toxicum neonatorum

    1. A.

      Common (50 % of full-term neonates)

    2. B.

      Begins 24 to 48 hours after delivery, resolves spontaneously within 1 to 5 days (evanescent—changes rapidly)

    3. C.

      Asymptomatic tiny erythematous papules, pustules, and vesicles surrounded by blotchy erythematous flare

    4. D.

      Begins on the face then spreads to proximal extremities, trunk, buttocks (spares palms and soles)

    5. E.

      Scraping of the lesions reveals sheets of eosinophils.

    6. F.

      Differential diagnosis

      1. 1.

        Scabies: burrows on palms and soles (spared in erythema toxicum)

      2. 2.

        Infantile acropustulosis: occurs later in neonatal period (1–2 years of age); tense pruritic vesicles and pustules on hands and feet

      3. 3.

        Transient neonatal pustular melanosis: present at birth, pustules on the head and neck that leave a macular hyperpigmentation, uncommon in Caucasians (more common in blacks)

figure 2

Erythema toxicum neonatorum

Photograph courtesy of SpringerImages Database, Springer Publishing Company

  • Erythema toxicum neonatorum

    1. A.

      Lesions may resemble an urticarial flea bite with 1–3 cm red patches with central 1–2 mm papules or pustules