Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube ends approximately 4 .8 cm above the carina and is appropriate in position . Intraaortic balloon pump lies approximately 2 .6 cm from the apex of the aortic arch . The patient is status post median sternotomy with intact sternal sutures . Gastric tube courses below the diaphragm into the stomach ; however , its distal end is beyond the field of view . Asymmetric , mild , right pulmonary edema has improved over last 24 hours . Normal heart size . The mediastinal and hilar contours are unchanged . There is no pleural effusion .
    OUTPUT:
    
Asymmetric mild right pulmonary edema has improved over last 24 hours . Intraaortic balloon pump lies approximately 2 .6 cm from the apex of aortic arch .