Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right internal jugular catheter and nasogastric tube have been removed . Right PICC terminates in the upper - to - mid SVC . There is no significant pneumothorax . Moderate cardiomegaly , central venous congestion , and mild interstitial edema are unchanged . The aorta is tortuous and calcified . Midline abdominal ___ from recent surgery , with trace residual pneumoperitoneum .
    OUTPUT:
    
1 . Right PICC in upper - to - mid SVC . 2 . Postoperative volume overload .