4 board-style questions on croup in the PulseMD family medicine question bank — physician-reviewed, written against current guidelines with the reference cited on each question. Two free samples below; the full set with answers, explanations, and spaced review is free to start.
A 2-year-old boy presents to the emergency department at night with a barking cough, inspiratory stridor, and hoarseness. His mother reports he had mild rhinorrhea and a low-grade fever over the past two days. On exam, his oxygen saturation is 97% on room air. What is the most likely diagnosis?
A 20-month-old boy presents to the emergency department with a 1-day history of barking cough, stridor at rest, and moderate suprasternal and intercostal retractions. His oxygen saturation is 94% on room air. He appears anxious but is consolable by his mother. You administer a single dose of oral dexamethasone 0.6 mg/kg. Thirty minutes later, he continues to have stridor at rest and significant retractions. What is the most appropriate next step?
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