Peer Reviewed

What's Your Diagnosis?

Infant With High Fever and Rose-Pink Macular Rash at Defervescence

By ALEXANDER K. C. LEUNG, MD—Series Editor
Dr Leung is clinical professor of pediatrics at the University of Calgary and pediatric consultant at the Alberta Children’s Hospital in Calgary.

 

  • ROSEOLA INFANTUM 

    HISTORY

    A 10-month-old girl had a fever (temperature, 38.5°C [101°F] to 40°C [105°F]) for 3 days. She was treated with acetaminophen and had not been given any other medication. On the fourth day, the fever subsided and a rash appeared. The baby had begun attending day care 2 months earlier. There was no associated cough, vomiting, or diarrhea.

    PHYSICAL EXAMINATION

    Afebrile infant with rosy pink macules and patches on the trunk and face. The rash blanched on pressure. All other physical examination findings normal.

    WHAT'S YOUR DIAGNOSIS?
    (answer on next page.)