Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest film dated ___ at 01 :37 is submitted .
    OUTPUT:
    
Interval placement of right internal jugular central venous catheter which has its tip in the distal SVC . Interval decrease in lung volumes with appearance of a patchy medial right lung base opacity which would be concerning for aspiration or pneumonia , less likely atelectasis . Clinical correlation is advised . No evidence of pulmonary edema . No pneumothorax . Radiopaque material in the right upper quadrant likely corresponds to an embolization coil .