A toddler with barking cough and stridor improves with cool air. Soft-tissue neck film shows subglottic narrowing. Best initial therapy for moderate croup?

• ADexamethasone (and nebulized epinephrine if moderate–severe)
• BImmediate intubation for all cases
• COral azithromycin alone
• DChest physiotherapy

A toddler with barking cough and stridor improves with cool air. Soft-tissue neck film shows subglottic narrowing. Best initial therapy for moderate croup?

• ADexamethasone (and nebulized epinephrine if moderate–severe)
• BImmediate intubation for all cases
• COral azithromycin alone
• DChest physiotherapy