Childhood rashes, croup, bronchiolitis, otitis media, pharyngitis, meningitis in children, and fever workups by age.
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- What virus causes measles?
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Measles virus, a paramyxovirus
- What is the pathognomonic oral finding in measles?
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Koplik spots (small white spots on the buccal mucosa)
- The classic symptom triad of measles is cough, coryza, and ____.
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conjunctivitis
- What is another common name for rubella?
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German measles
- What serious condition can result from maternal rubella infection in early pregnancy?
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Congenital rubella syndrome
- What virus causes roseola infantum?
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Human herpesvirus 6 (HHV-6)
- Describe the classic fever-rash pattern of roseola infantum.
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High fever for 3 to 4 days that resolves abruptly just as the rash appears
- What virus causes fifth disease (erythema infectiosum)?
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Parvovirus B19
- What is the classic facial sign of fifth disease?
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A bright red "slapped cheek" rash
- Children with sickle cell disease who contract fifth disease are at risk for what complication?
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Transient aplastic crisis
- How is the varicella (chickenpox) rash classically described?
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"Dew drops on a rose petal," with lesions in several stages (macules, vesicles, crusts) at once
- What causes scarlet fever?
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An exotoxin produced by Group A Streptococcus
- What tongue finding is classic for scarlet fever?
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Strawberry tongue
- What virus commonly causes hand-foot-mouth disease?
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Coxsackievirus A16
- How many days of fever are required to diagnose classic Kawasaki disease?
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5 or more days