Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no focal consolidation , effusion , or pneumothorax . There is mild - to - moderate bibasilar atelectasis , slightly improved since ___ . There is mild interstitial reticulation is likely chronic . Septal thickening in the left upper lobe appears similar to prior . The lungs are hyperinflated The cardiomediastinal silhouette is normal . Imaged osseous structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
No evidence of acute abnormalities . COPD . Peripheral lower lobe predominant reticulation is likely chronic .