Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is top normal , stable compared to radiographs dating back to ___ . The hilar and mediastinal contours are normal . There is mild bibasilar atelectasis . No new focal consolidations are identified . There is no pleural effusion or pneumothorax . Note is made of chronic blunting of the left costophrenic angle , seen as far back as ___ .
    OUTPUT:
    
No new focal consolidations suggestive of pneumonia identified .