Summary of potential utility across disease groups
| Disease group | Use |
| Healthy | Assess airway function in individuals too young to perform spirometry |
| Asthma | Assess ventilation inhomogeneity Assess asthma control |
| CF | Detect early lung damage Tracking longitudinal changes in lung function Assessing response to treatment |
| Bronchiectasis | Detect early peripheral airway involvement |
| COPD | Detect early peripheral airway involvement |
| BOS | Detection of early post-transplant BOS |