Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable supine chest radiograph ___ at 15 :08 is submitted .
    OUTPUT:
    
Nasogastric tube courses below the diaphragm with the tip not identified . Interval extubation . Right internal jugular dual - lumen catheter and left internal jugular central line are unchanged in position . Bilateral layering effusions with bibasilar patchy opacities favoring compressive atelectasis although pneumonia can not be entirely excluded . Overall improved aeration in the upper lungs . No pneumothorax , although the sensitivity to detect pneumothorax is diminished given supine technique . Overall cardiac and mediastinal contours remain stably enlarged .