The diagnostic value of combined pulmonary function test and exhaled nitric oxide monitoring in cough variant asthma with or without gastroesophageal reflux disease: a retrospective study

Abstract Introduction This study aimed to investigate the effect of fractional exhaled nitric oxide (FeNO), a marker of airway inflammation, together with small airway function tests in diagnosing cough variant asthma (CVA), particularly in patients with gastroesophageal reflux disease (GERD). Metho...

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Bibliographic Details
Main Authors: Sen Li, Siyao Xu, Yuan Yang, Zhe Wang, Yaru Hou
Format: Article
Language:English
Published: BMC 2025-04-01
Series:BMC Pulmonary Medicine
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Online Access:https://doi.org/10.1186/s12890-025-03636-7
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