Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette and hila are within normal limits . There are mild diffuse bilateral reticular opacities which likely reflect underlying chronic interstitial changes . There is no focal consolidation , pleural effusion or pneumothorax .
    OUTPUT:
    
1 . No focal consolidation . 2 . Diffuse mild reticular opacities likely reflect underlying chronic interstitial changes .