Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest film ___ at 16 : 24 is submitted .
    OUTPUT:
    
There has been interval advancement of the feeding tube which now projects over the stomach . A dual lumen central venous catheter is seen terminating in the distal SVC . A left subclavian PICC line is seen terminating in the distal SVC . The lung apices are not included on the study . The visualized lungs are grossly clear . The cardiac and mediastinal contours are unchanged .