Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval removal of right internal jugular Swan - Ganz catheter , with no visible pneumothorax . Stable postoperative widening of cardiomediastinal contours . Worsening bibasilar retrocardiac opacities are likely due to atelectasis , and are accompanied by small bilateral pleural effusions , increased on the left and apparently new on the right in the interval . On the left , the pleural effusion is apparently superimposed on pre-existing pleural thickening adjacent to numerous healed left rib fractures , a finding present since ___ . Subcutaneous emphysema is present in the chest wall . Retrosternal gas is probably related to recent sternotomy procedure .
    OUTPUT:
    
Worsening bibasilar atelectasis and increasing pleural effusions .