Background The combination of asthma and chronic obstructive pulmonary disease
(COPD), or ACOS is a recently defined syndrome. The epidemiology of the condition is …

COPD is now widely recognized as a complex heterogeneous syndrome, having both
pulmonary and extrapulmonary features. In clinical practice, the diagnosis of COPD is based …

Background Several COPD phenotypes have been described; the COPD-asthma overlap is
one of the most recognized. The aim of this study was to evaluate the prevalence of three …

Individuals with chronic obstructive pulmonary disease (COPD) and asthma are an
important but poorly characterised group. The genetic determinants of COPD and asthma …

The relevance of the ACOS is to identify patients with COPD who may have underlying
eosinophilic inflammation that responds to inhaled corticosteroids. So far, the previous …

Following a proposal by the Spanish Society of Pulmonology and Thoracic Surgery
(SEPAR), sponsor of the Spanish COPD Guidelines (GesEPOC) and the Spanish …

Background. COPD is a global concern. Currently, several sets of guidelines, statements
and strategies to managing COPD exist around the world. Methods. The Czech …

Background Asthma-COPD overlap syndrome (ACOS) has been described and
acknowledged as a distinct clinical entity; however, its characteristics in daily clinical …

Research on the association between chronic bronchitis and chronic obstructive pulmonary
disease (COPD) exacerbations has led to discordant results. Furthermore, the impact of …

abstract The term “asthma-COPD overlap”(ACO) has been applied to the condition in which
a person has persistent airflow limitation with clinical features of both asthma and COPD …