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Spirometry for the diagnosis of airway obstruction in patients with risk factor...

Grafino,Monica; Todo-Bom,Filipa; Lutas,Ana Cristina; Cabral,Jorge; Pereira,Marco; Valença,João; Furtado,Sofia Tello

ABSTRACT Objective: The identification of persistent airway obstruction is key to making a diagnosis of COPD. The GOLD guidelines suggest a fixed criterion-a post-bronchodilator FEV1/FVC ratio < 70%-to define obstruction, although other guidelines suggest that a post-bronchodilator FEV1/FVC ratio < the lower limit of normal (LLN) is the most accurate criterion. Methods: This was an observational study of indivi...

Date: 2021 | Origin: Oasisbr

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