Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright chest film ___ at 09 :46 is submitted .
    OUTPUT:
    
Left subclavian Port - A - Cath is unchanged in position . Interval removal of the nasogastric tube . Layering bilateral pleural effusions , right greater than left , with associated predominantly right sided patchy airspace process which may reflect compressive atelectasis , although pneumonia can not be entirely excluded . Interval improved aeration in the retrocardiac region . No pulmonary edema . No pneumothorax . Tiny left apical nodular opacities likely correspond to pleural irregularity on the coronal images from the chest CT dated ___ .