Both exhaled nitric oxide and blood eosinophil count were associated with mild allergic asthma only in non-smokers.
Jonathan GiovannelliN Chérot-KornobisS HuloA CiucheteG ClémentP AmouyelR MatranL DauchetPublished in: Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology (2016)
FENO and B-eos were associated with the presence of mild allergic asthma only in non-smokers, not in current smokers. These findings raise questions about the clinical value of FENO and B-eos in smokers.