Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . There is hyperinflation of the lungs and inversion of the right hemidiaphragm , suggestive of small airway obstructive disease . There is no pneumothorax or pleural effusion . Cardiomediastinal silhouettes are unremarkable . Visualized osseous structures are unremarkable .
    OUTPUT:
    
Pulmonary changes suggestive of small airway obstructive disease . Otherwise , unremarkable chest radiograph .