Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of the endotracheal tube , enteric catheter and Swan - Ganz catheter with remaining right - sided central venous sheath terminating likely at the confluence of the right internal jugular and subclavian veins . Left - sided mediastinal and chest tube drains have been removed without development of pneumothorax . There is persistent but notably improved pulmonary edema with residual bibasilar opacifications likely representing atelectasis . No pleural effusions identified .
    OUTPUT:
    
No pneumothorax . Improved pulmonary edema .