Unformatted text preview: bronchodilators. Bronchiectasis is distinguished from COPD by recurrent pneumonia, digital clubbing, hemoptysis, and imaging abnormalities. A family history and appearance of em-physema early in life distinguishes patients with severe alpha 1-antitrypsin deficiency. Cystic fibrosis occurs in young adults and in children. Flow-volume loops help distinguish between pa-tients with central airway obstruction and those with diffuse intrathoracic airway obstruction seen with COPD....
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- Spring '09
- Nursing, Chronic obstructive pulmonary disease, airway obstruction, central airflow obstruction