Measurement of exhaled nitric oxide in young children

Fractional exhaled nitric oxide (FeNO) is a direct marker of type 2 airway inflammation and aids in the diagnosis of asthma.1,2 FeNO is reproducible and easy to use in the clinic setting.3-5 The FeNO measurement technique is often easier for younger children to  master than spirometry6 and much less invasive than sputum induction or bronchoscopy.7,8
Source: Annals of Allergy, Asthma and Immunology - Category: Allergy & Immunology Authors: Tags: Letter Source Type: research