Suspected foreign body aspiration (adult or child)
Recommended: Chest X-ray (inspiratory + expiratory or decubitus) is the preferred imaging study for suspected foreign body aspiration (adult or child). Air trapping on expiratory film.
Recommended study
Chest X-ray (inspiratory + expiratory or decubitus)
Air trapping on expiratory film. Most FBs are radiolucent. Bronchoscopy is diagnostic and therapeutic.