Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright chest radiograph ___ at 12 :00 is submitted .
    OUTPUT:
    
The feeding tube courses below the diaphragm with the tip not identified . Right internal jugular central line has its tip proximal to mid in the SVC . Prominent hilar contours may represent engorged vessels , although lymphadenopathy can not be excluded . There has been interval worsening of mild pulmonary edema . Linear opacity in the left mid lung likely reflects scarring or subsegmental atelectasis . Probable small layering left effusion . No pneumothorax .