Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest film ___ at 05 :41 is submitted .
    OUTPUT:
    
Right subclavian PICC line , tracheostomy tube and feeding tube are unchanged in position . The right pleural pigtail catheter has been removed . Cardiac and mediastinal contours are stable . There are persistent layering bilateral effusions with interval improvement but residual mild pulmonary edema . Bibasilar opacities likely reflect compressive atelectasis . No pneumothorax .