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Childhood severe asthma: relationship among asthma control scores, FeNO, spirometry and impulse oscillometry
IntroductionThe evaluation of the asthmatic patient is usually based on clinical and functional parameters that do not necessarily evidence the...
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Association between PM2.5 from a coal mine fire and FeNO concentration 7.5 years later
Background and aimThere are few long-term studies of respiratory health effects of landscape fires, despite increasing frequency and intensity due to...
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Analysis of the correlation between serum Klotho and FeNO: a cross-sectional study from NHANES (2007–2012)
BackgroundKlotho is an anti-aging protein that has multiple functions and may play a key role in the pathogenesis and progression of chronic...
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The Fractional exhaled Nitric Oxide (FeNO)- test as add-on test in the diagnostic work-up of asthma: a study protocol
BackgroundAsthma is a common disease characterized by chronic inflammation of the lower airways, bronchial hyperactivity, and (reversible) airway...
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The value of bronchodilator response in FEV1 and FeNO for differentiating between chronic respiratory diseases: an observational study
BackgroundThere is no uniform standard for a strongly positive bronchodilation test (BDT) result. In addition, the role of bronchodilator response in...
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Fractional Exhalation Nitric Oxide (FeNO) changes in cystic fibrosis patients induced by compound honey syrup: a pretest–posttest clinical trial
ObjectiveTo evaluate the effect of Persian medicine Syrup ‘compound honey syrup (CHS)’ on fractional exhalation nitric oxide (FENO) changes in...
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Economic impact of a more extensive use of FENO testing on the Italian population with asthma
BackgroundAsthma is a common chronic inflammatory airway affecting over 260 million people worldwide, and characterized, in the large majority of...
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Qualitative study on perceptions of use of Fractional Exhaled Nitric Oxide (FeNO) in asthma reviews
Current methods to assess asthma and guide inhaled corticosteroid (ICS) dose titration mainly centre on patient-reported symptoms and lung function...
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The role of exhaled nitric oxide (FeNO) in the evaluation of lung parenchymal involvement in COVID-19 patients
The inflammatory balance is an important factor in the clinical course of COVID-19 (SARS-CoV-2) infection, which has affected over 300 million people...
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Association between interleukin-6-174G/C gene polymorphism and asthma severity: exploring the role of total serum IgE, blood eosinophils, and FeNO as markers of type 2 inflammation
BackgroundWhile a connection has been established between serum interleukin-6 ( IL-6 ) levels and the IL-6 gene (− 174G/C) polymorphism in allergic...
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The FeNO Normal Value Analysis of Healthy Children Aged 6–15 Years Old in Chengdu
ObjectiveTo investigate the fractional exhaled nitric oxide (FeNO) normal value of healthy children, and provide a reliable theoretical basis for...
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Cough Response to High-Dose Inhaled Corticosteroids in Patients with Chronic Cough and Fractional Exhaled Nitric Oxide Levels ≥ 25 ppb: A Prospective Study
This study aimed to investigate the effects of high-dose inhaled corticosteroids (ICS) on chronic cough patients with elevated fractional exhaled...
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Fractional exhaled nitric oxide in idiopathic pulmonary arterial hypertension and mixed connective tissue disease complicating pulmonary hypertension
BackgroundFractional exhaled nitric oxide (FeNO) has been extensively studied in various causes of pulmonary hypertension (PH), but its utility as a...
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Type 2 Biomarkers and Their Clinical Implications in Bronchiectasis: A Prospective Cohort Study
PurposeBronchiectasis is predominantly marked by neutrophilic inflammation. The relevance of type 2 biomarkers in disease severity and exacerbation...
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The diagnostic impact of fractional exhaled nitric oxide for asthmatic cough in nontuberculous mycobacterial pulmonary disease
BackgroundMeasurement of exhaled nitric oxide (FeNO) is a potentially useful diagnostic test for asthma. However, no study has explored the...
