Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest film ___ at 13 47 is submitted .
    OUTPUT:
    
There has been interval placement of a Dobbhoff feeding tube which courses below the diaphragm and is coiled within the stomach . Bibasilar chest tubes remain in place with no pneumothorax appreciated . The patient is status post median sternotomy for CABG and valve replacement with stable cardiac and mediastinal contours . Lungs are relatively well inflated with small residual pleural effusions and suggestion of possible underlying emphysema . Patchy opacities at the bases likely reflect scarring or atelectasis . No pulmonary edema .