FeNO outperforms blood eosinophils for diagnosing suspected asthma, study reports
A study reported by Medical Dialogues found that FeNO performed better than blood eosinophils as a diagnostic measure in people with suspected asthma.
A study has found that FeNO outperforms blood eosinophils for diagnosing suspected asthma, according to a news item published by Medical Dialogues on 9 November 2026.
The item's headline says the comparison was made in the setting of suspected asthma, with FeNO the better-performing measure of the two.
The text available for this report does not give the study's design, size, setting, authors, journal or any performance figures. It is therefore not possible to say how the two measures were compared or by how much FeNO outperformed blood eosinophils.
