A number of prospective clinical trials have addressed the role of total parenteral nutrition in the cancer patient. The results have been somewhat conflicting. Which of the following statement(s) have been proven correct by prospective trials?
A.	Preoperative TPN is beneficial in surgical patients with severe preoperative nutrition
B.	Postoperative TPN is of value following pancreatic resection
C.	Routine use of perioperative (including prior to the procedure) TPN is of benefit in patients undergoing hepatectomy for hepatoma
D.	TPN is of no benefit in patients undergoing bone marrow transplant
Answer:A
A number of prospective clinical trials have addressed the role of total parenteral nutrition in the cancer patient. The results have been somewhat conflicting. Which of the following statement(s) have been proven correct by prospective trials?
A.	Preoperative TPN is beneficial in surgical patients with severe preoperative nutrition B.	Postoperative TPN is of value following pancreatic resection C.	Routine use of perioperative (including prior to the procedure) TPN is of benefit in patients undergoing hepatectomy for hepatoma D.	TPN is of no benefit in patients undergoing bone marrow transplant