Results from a randomized controlled trial presented in Pediatrics indicates that exposing children with laryngotracheobronchitis/acute viral laryngotracheitis to cold, outdoor air (<10°C or <50°F) can be beneficial in reducing symptoms when used as an adjunct to oral dexamethasone. Children in the trial were aged 3 months to 10 years and were seen in a tertiary pediatric emergency department, where they received a single dose of 0.6 mg/kg oral dexamethasone. The group of patients who were …
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