A 6-year-old boy was brought to the emergency room with a 3-hour history of fever up to 39,5°C and sore throat. The child looks alert, anxious and has a mild inspiratory stridor. You should immediately:

Answer options

1. Admit the child and place him in a mist tent
2. Prepare to establish an airway
3. Order a chest x-ray and lateral view of the neck
4. Examine the throat and obtain a culture
5. Obtain an arterial blood gas and start an IV line