Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Diffuse mild prominence of the interstitial markings bilaterally is stable . No new focal consolidation is seen . Left base atelectasis / scarring is noted . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
No significant interval change . No new focal consolidation to suggest pneumonia .