The clinical features of the overlap between COPD and asthma

• Published in: Respiratory research Vol. 12; no. 1; p. 127
• Main Authors: Hardin, Megan, Silverman, Edwin K, Barr, R Graham, Hansel, Nadia N, Schroeder, Joyce D, Make, Barry J, Crapo, James D, Hersh, Craig P
• Format: Journal Article
• Language: English
• Published: England BioMed Central Ltd 27.09.2011; BioMed Central; BMC
• Subjects: African Americans; Aged; Airway hyperresponsiveness; Asthma; Asthma - diagnosis; Asthma - pathology; Asthma - physiopathology; Bronchospirometry; Care and treatment; CAT scans; Chronic obstructive pulmonary disease; Cross-Sectional Studies; CT imaging; Diagnosis; Disease Progression; emphysema; Epidemiology; Exacerbation; Family medical history; Female; Gas-trapping; Health aspects; Humans; Lung diseases, Obstructive; Male; Medicine; Middle Aged; Mortality; Pulmonary Disease, Chronic Obstructive - diagnosis; Pulmonary Disease, Chronic Obstructive - pathology; Pulmonary Disease, Chronic Obstructive - physiopathology; Quality of life; Risk factors; Smoking; Smoking - adverse effects; Womens health; United States
• ISSN: 1465-993X; 1465-9921; 1465-993X
• DOI: 10.1186/1465-9921-12-127

The coexistence of COPD and asthma is widely recognized but has not been well described. This study characterizes clinical features, spirometry, and chest CT scans of smoking subjects with both COPD and asthma. We performed a cross-sectional study comparing subjects with COPD and asthma to subjects...