Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube , mediastinal drains / chest tube and Swan - Ganz catheter in satisfactory position . Nasogastric tube terminates with tip just beyond the GE junction with sidehole in the distal esophagus . The lungs are low in volume with likely mild pulmonary edema and trace right - sided pleural effusion . No definite pneumothorax is seen . Heart is top normal in size with postoperative mediastinal widening as expected . Rectangular lucency projecting over the upper abdomen is of uncertain significance and could reflect unusual projection of free intraperitoneal air or shadow created by external objects .
    OUTPUT:
    
1 . Mild pulmonary edema with nasogastric tube sidehole in the distal esophagus which can be advanced 5 - 10 cm for more optimal positioning . Findings were discussed with ___ , NP , at 14 : 50 , at the time of discovery by Dr . ___ by phone . 2 . Lucency in the upper abdomen could reflect intraperitoneal air or external objects , evaluation by left lateral decubitus radiograph to evaluate for intraperitoneal air is suggested . Finding was discussed with ___ ___ , NP , at ___ , 5 minutes after discovery by Dr . ___ on ___ by phone .