Snapshot A 46-year-old female presents to her primary care physician for follow up for a severe, unrelenting, productive cough that she has had on and off for more than 2 years. She also complains of worsening dyspnea on exertion. She has smoked 1 pack per day since she was 18. A chest radiograph is obtained. Introduction Clinical definition login to view 4 more bullets Epidemiology Demographics login to view 2 more bullets Risk factors login to view 4 more bullets ETIOLOGY Pathogenesis login to view 1 more bullet Presentation Symptoms login to view 4 more bullets Physical exam login to view 13 more bullets imaging Chest radiograph login to view 4 more bullets studies Pulmonary function tests (PFTs) login to view 17 more bullets Arterial blood gas (ABG) login to view 6 more bullets Differential Asthma login to view 2 more bullets Bronchiectasis login to view 4 more bullets Treatment First-line login to view 29 more bullets Second-line login to view 2 more bullets Other treatments login to view 1 more bullet Complications Acute exacerbation Cor pulmonale login to view 4 more bullets