Roseola infantum

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Background

  • Also known as Exanthem Subitum
  • Likely caused by HHV-6

Clinical Features

Roseola on a 21-month-old girl
  • 3-5d prodrome of high fever → then defervescence → then rash for 1-2d
  • Rash - erythematous macular eruption of discrete, pink lesions
    • Mostly on neck, trunk, buttocks
    • No mucus membrane involvement
  • Lymphadenopathy often present
  • Often erythematous tympanic membranes
  • May have sterile pyuria

Differential Diagnosis

Pediatric Rash

Evaluation

  • Clinical diagnosis, based on history and physical exam

Management

  • Supportive care

Disposition

  • Discharge

Complications

See Also

References