Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are within normal limits . As compared to prior examination , streaky perihilar opacities of increased which could reflect acute airways inflammation ( bronchitis ) . There is no focal consolidation , pleural effusion or pneumothorax . Bony structures appear intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
Findings concerning for bronchitis as described above .