COPD
COPD Cigarette Smoking Is a Major Cause Chronic obstructive pulmonary disease (COPD) is a general term used when a patient suffers from airway obstruction that is not reversible. COPD patients include those with chronic bronchitis, emphysema, or both of these respiratory conditions. Patients with COPD can also have asthma, a reversible airway obstruction, complicating their …