An unrestrained driver presents to the ED after a head-on mo…
An unrestrained driver presents to the ED after a head-on motor vehicle crash with airbag deployment. The patient is awake and alert. GCS = 15. Vital signs: heart rate 94, blood pressure 138/78, respiratory rate 28, and SpO2 99% on room air. Chest wall is symmetrical, but tender to palpation. Breath sounds are diminished throughout related to shallow respirations. Chest x-ray is negative for any acute changes. Initial management should include which of the following?