Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated with flattening of the right hemidiaphragm consistent with emphysema . Persistent small left pleural effusion is minimally increased . Mild chronic left basilar and right mid lung atelectasis have minimally improved . There is no pneumothorax . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
1 . Persistent small left pleural effusion is minimally increased . 2 . Left basilar and right mid lung atelectasis minimally improved . 3 . Emphysematous changes .