immunodeficiency

A 60-year-old male presented to the outpatient clinic with shortness of breath, subjective fevers, and night sweats of 1-month's duration. Initial chest X-ray revealed new bilateral perihilar consolidations. He was treated with a 5-day course of levofloxacin 750 mg/d without improvement. Therefore, he underwent a chest computed tomography (CT) scan which showed extensive bilateral pneumatoceles (Figure 1A). Bronchoscopy with...