Another test to help clinicians diagnose asthma more accurately by | Dec 21, 2017 | Asthma in the News | 0 comments A meta-analysis shows that fractional exhaled nitrous oxide (FeNO) is a good evidence-based adjunct test for asthma Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email. Δ