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Erythema Toxicum Neonatorum

Etymology: thought to be due to the supposed toxicity of “maternal humors” on the skin of newborns
 
Clinical presentation
  • Transient erythematous macules, often centered around a pustule
  • Begin on day 2 and last 2 to 3 days
 
Mechanism
  • Influx of eosinophils to hair follicle due to maturation of immune system
 
PrognĂłstico
  • Resolve ao fim de alguns dias
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