A mobile nebulizer is set up in a small imaging room for an adult aerosol ventilation study, and a staff member stays at the bedside for the whole breathing period. Which containment controls should be verified and recorded before the patient starts inhaling?
Select an answer to reveal the explanation.
Short Explanation
Before you start inhalation, verify and record that the room exhaust is running and the nebulizer trapping filter is installed correctly—like checking both the room’s vent and the device’s catcher. These containment checks don’t prove there’s no aerosol in your breathing zone, so follow your site’s exposure-monitoring procedures.
Full Explanation
Aerosol delivered to the lungs is only partly retained, so the delivery circuit and room controls should be checked before administration. Confirming that the room exhaust is operating and the nebulizer trapping filter is correctly installed verifies these containment controls, but it does not establish that airborne activity is absent from the staff member’s breathing zone. Follow the facility’s procedures for ventilation, exposure monitoring, and staff protection. Measuring nebulizer output is a performance check for delivered activity and image quality; it does not verify room containment. Particle size affects deposition in the patient’s airways, and driving gas flow affects aerosol generation and delivery; neither verifies that exhaust or filtration is effective. Ventilation and filter requirements depend on the room design and applicable local procedures. Survey or otherwise monitor as directed by the facility’s radiation safety procedures.