Rationale: Current asthma guidelines recommend adjusting antiinflammatory treatment on the basis of the results of lung function tests and symptom...

Controlled studies have shown that monitoring of the exhaled nitric oxide fraction (FeNO) improves asthma management. However, the studies seldom...

In medicine, exhaled nitric oxide (eNO) can be measured in a breath test for asthma which is characterized by airway inflammation. Nitric oxide...