Fig. 3From: Radical resection of a giant retroperitoneal calcifying fibrous tumor combined with right hepatectomy and reconstruction of the inferior vena cava and bilateral renal veinsSchema of the preoperative state (left) and postoperative state (right). Surgical procedures of venous reconstruction are as follows: (1) right gonadal vein ligation, (2) right renal vein reconstruction by suturing to the native IVC, (3) IVC reconstruction replaced by the artificial graft, and (4) left renal vein reconstruction by suturing to the artificial graftBack to article page