Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest film ___ at 749 is submitted .
    OUTPUT:
    
Endotracheal tube has its tip approximately 5 .5 cm above the carina . The left internal jugular central line is unchanged in position . The nasogastric tube is seen coursing below the diaphragm with the tip not identified . Overall cardiac and mediastinal contours are stable . There are stable layering bilateral effusions with retrocardiac consolidation likely reflecting partial lower lobe atelectasis and patchy opacity at the right base also likely reflecting atelectasis . Other diffuse pulmonary opacities are likely unchanged . No pneumothorax .