Central Auckland, East Auckland, North Auckland, South Auckland, West Auckland > Private Hospitals & Specialists >
Dr Megan Cornere - Respiratory Physician
Private Service, Respiratory
Expired Nitrous Oxide
This is a test performed on your breath whilst breathing out, If these levels are high (>30ppb) this may mean that you have asthma. If these levels are elevated whilst you are taking inhaled steroids this may suggest that control of your asthma is not optimal.
