Nevus simplex

  • Nevus simplex (salmon patch) is a type of faint, transient capillary malformation
  • Present in 30-40% of newborns, it is the most common pediatric vascular lesion
  • Flat, pink to bright red patches typically on the midline forehead, scalp, upper eyelids, posterior neck and back.
  • Children often have multiple
  • The redness will become accentuated during episodes of increased internal pressure (crying, straining with defecation or physical exertion)

Management

  • In general, there are no findings associated with nevus simplex that require workup or evaluation

  • 95% of facial lesions fade within 1-2 years making treatment unnecessary

Clinical Case

HPI: This is a 6 month old baby who presents with a lesion on her face that has been present since birth and has been growing in size.

The lesion is not itchy or painful.

PMH: Born at 38 weeks to healthy mother via C-section, no pregnancy or labor complications. No medical conditions.

Dull red patch on the face involving the upper eyelid, forehead, temple and scalp

Erythematous patch midline cutoff lateral like herpes zoter