Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable supine chest radiograph ___ at 05 :04 is submitted .
    OUTPUT:
    
Endotracheal tube and right internal jugular central line are unchanged . A nasogastric tube is seen coursing below the diaphragm with the tip not identified . Status post median sternotomy for CABG with stable cardiac and mediastinal contours . Perihilar vascular congestion with resolution of superimposed pulmonary edema . No pneumothorax , although the sensitivity to detect pneumothorax is diminished given supine technique . No large effusions .