By 2020, chronic obstructive pulmonary disease (COPD) will be the third cause of mortality.
Extrapulmonary comorbidities influence the prognosis of patients with COPD. Tobacco …

Background Cough and sputum production are frequent in chronic obstructive pulmonary
disease (COPD). The objective of this study was to examine the relationship between cough …

Background Some studies suggest that asthma– COPD overlap syndrome ( ACOS ) is
associated with worse outcomes than chronic obstructive pulmonary disease ( COPD ). The goal …

Leptospirosis has a highly variable clinical presentation, which may be related to different
infecting serovars, host factors, or a combination of these. This study investigated …

Background: The 6-min walk test (6MWT) allows exercise tolerance to be assessed, and it
has a significant prognostic value in COPD. The goal of this study was to analyse the …

Background Although COPD affects both men and women, its prevalence is increasing more
rapidly in women. Disease outcomes appear different among women with more frequent …

Background Chronic respiratory failure may occur as a consequence of chronic obstructive
pulmonary disease (COPD) and is associated with significant morbidity and mortality. …

Background: Hypoxemia is a major complication in COPD with potential impact on morbidity
and mortality. Aim: (1) To assess clinical and lung function features as well as mortality …

Background: Several studies suggest that, in patients with COPD, Eos is associated with (i)
exacerbation frequency and (ii) the effect of inhaled corticosteroid for exacerbation prevention…

Background : Cough and sputum production are frequent in COPD patients, but their impacts
on health-related quality of life (HRQOL) have not been extensively explored. Objective: To …