Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable supine chest radiograph ___ at 09 :32 is submitted .
    OUTPUT:
    
The right internal jugular Swan - Ganz catheter has been substantially pulled back and now has its tip in the pulmonary outflow tract . The left internal jugular central line is unchanged in position . Nasogastric tube is seen coursing below the diaphragm with the tip not identified . The intra-aortic balloon pump has its tip only 0 .8 cm below the top of the aortic knob . Overall , the lungs appear clear with continued resolution of interstitial and pulmonary edema . There are likely very small bilateral pleural effusions . Overall cardiac and mediastinal contours are unchanged .