A 24-year-old male law student presents with a 3-wk history of increasing dyspnea. He has a history of chronic sputum production of about 100 cc of purulent material each day for many years. In the past, he was hospitalized for a left pneumothorax. He is on inhaled bronchodilator as an outpatient. CXR is shown below.The most helpful treatment option would be
Increase bronchodilator therapy Sta broad-spectrum antibiotic therapy Initiate anti-pseudomonas antibiotic regimen Sta oral steroids