Prevalence and determinants of co-morbidities in patients with obstructive apnea and chronic obstructive pulmonary disease

The coexistence of obstructive sleep apnea (OSA) and chronic obstructive pulmonary disease (COPD) has been described as the “overlap syndrome” (OS) [ [1] McNicholas WT COPD-OSA overlap syndrome: evolving evidence regarding epidemiology, clinical consequences, and management. Chest. 2017 Dec; 152: 1318-1326 Abstract Full Text Full Text PDF PubMed Scopus (103) Google Scholar ]. Compared to patients with simple OSA, patients with OS exhibit a lower...