Pancreaticoduodenectomy is associated with a high incidence of postoperative complications. These postoperative complications could delay postoperative resumption of adequate oral intake. The use of TPN significantly increases postoperative complications, especially those associate with infections. However, method of Nutritional support (Enteral feeding or total parenteral support)after pancreaticoduodenectomy is controversial.
1. To evaluate whether early enteral nutrition may be decreased the postoperative complications
2. To evaluate whether enteral feeding improve nutritional status after pancreaticoduodenectomy
3. To determine the optimal method for postoperative nutritional support
