Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The extensive subcutaneous emphysema , pneumomediastinum , and small right apical pneumothorax has marginally decreased since ___ . median sternotomy with stable cardiac and mediastinal contours . Persistent low lung volumes with stable , periphery parenchymal opacities in both lungs due to pulmonary fibrosis . Bibasilar atelectasis unchanged since ___ . Right internal jugular Port - A - Cath unchanged in position . No pulmonary edema .
    OUTPUT:
    
Minimal interval decrease in the extensive subcutaneous emphysema when compared to ___