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Exhaled nitric oxide in relation to asthma control: A real-life survey
Ricciardolo, FLM; Sorbello, V; Bellezza Fontana, R; Schiavetti, I; Ciprandi, G.
Afiliação
  • Ricciardolo, FLM; University of Torino. Department of Clinical and Biological Sciences. Turin. Italy
  • Sorbello, V; University of Torino. Department of Clinical and Biological Sciences. Turin. Italy
  • Bellezza Fontana, R; University of Torino. Department of Clinical and Biological Sciences. Turin. Italy
  • Schiavetti, I; University of Genoa. Department of Health. Genoa. Italy
  • Ciprandi, G; IRCCS-Azienda Ospedaliera Universtiaria San Marino. Departament of Medicine. Genoa. Italy
Allergol. immunopatol ; 44(3): 197-205, mayo-jun. 2016. tab, graf
Artigo em Inglês | IBECS | ID: ibc-152074
Biblioteca responsável: ES1.1
Localização: BNCS
ABSTRACT

BACKGROUND:

Asthma is characterised by chronic airway inflammation, a complex cascade of events, mostly sustained by eosinophil recruitment and activation. Fractional exhaled nitric oxide (FeNO) is a surrogate marker of airway inflammation closely associated with bronchial eosinophilia. FeNO is used to define asthma phenotype, to assess eosinophilic inflammatory severity and to predict corticosteroid responsiveness.

OBJECTIVE:

The aim of this study was to investigate whether FeNO may be associated with some clinical and functional factors in asthmatics evaluated in a real life setting.

METHODS:

Globally 363 patients (150 males, mean age 46.3 years) with asthma were consecutively evaluated. The following parameters were assessed history, including comorbidities, physical examination, body mass index (BMI), lung function, asthma control grade, asthma control test (ACT), and FeNO.

RESULTS:

FeNO values were significantly higher in patients with poorly controlled asthma (p < 0.01), asthma symptoms (p = 0.015), wheezing (p < 0.001), rhinitis diagnosis, (p = 0.049) and rhinitis symptoms (p = 0.019), but lower in patients with GERD (p = 0.024) and pneumonia history (p = 0.048). FeNO values increased in patients with the lowest corticosteroid dose (p = 0.031). FeNO values > 25 ppb were associated with poorly controlled asthma (OR 3.71), asthma signs (OR 3.5) and symptoms (OR 1.79). A FeNO value cut-off of 29.9 ppb was fairly predictive of (AUC 0.7) poorly controlled asthma.

CONCLUSIONS:

FeNO assessment in clinical practice may be a useful tool for monitoring asthmatics as it is associated with several clinical factors, including asthma control
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Coleções: Bases de dados nacionais / Espanha Contexto em Saúde: Agenda de Saúde Sustentável para as Américas / ODS3 - Saúde e Bem-Estar Problema de saúde: Objetivo 9: Redução de doenças não transmissíveis / Meta 3.4: Reduzir as mortes prematuras devido doenças não transmissíveis Base de dados: IBECS Assunto principal: Asma / Biomarcadores / Rinite / Óxido Nítrico Tipo de estudo: Estudo diagnóstico / Estudo prognóstico Limite: Adolescente / Adulto / Feminino / Humanos / Masculino Idioma: Inglês Revista: Allergol. immunopatol Ano de publicação: 2016 Tipo de documento: Artigo Instituição/País de afiliação: IRCCS-Azienda Ospedaliera Universtiaria San Marino/Italy / University of Genoa/Italy / University of Torino/Italy
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Coleções: Bases de dados nacionais / Espanha Contexto em Saúde: Agenda de Saúde Sustentável para as Américas / ODS3 - Saúde e Bem-Estar Problema de saúde: Objetivo 9: Redução de doenças não transmissíveis / Meta 3.4: Reduzir as mortes prematuras devido doenças não transmissíveis Base de dados: IBECS Assunto principal: Asma / Biomarcadores / Rinite / Óxido Nítrico Tipo de estudo: Estudo diagnóstico / Estudo prognóstico Limite: Adolescente / Adulto / Feminino / Humanos / Masculino Idioma: Inglês Revista: Allergol. immunopatol Ano de publicação: 2016 Tipo de documento: Artigo Instituição/País de afiliação: IRCCS-Azienda Ospedaliera Universtiaria San Marino/Italy / University of Genoa/Italy / University of Torino/Italy
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