Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is hyperinflation of the lungs with irregularity of the peripheral pulmonary vascularity , in keeping with emphysema . There are no new focal opacities concerning for pneumonia . There are no pleural effusions or pneumothorax . The cardiomediastinal and hilar contours are normal . Pulmonary vascularity is normal .
    OUTPUT:
    
Findings compatible with emphysema . No evidence of pneumonia .