危重病人实施ＴＰＮ的基本原则周亚魁外科危重病人，例如严重创伤或感染、重症胰腺炎、大手术后及术后产重并发症等，是ＴＰＮ营养支持的主要指征。这些病人，由于机体处于应激状态，其代谢特点是“高代谢”、“高分解代谢”，以及由于体内并精激素分泌增加和产生胰岛素阻... The basic principles of TPN in critically ill patients Zhou Yakui Surgical critically ill patients, such as severe trauma or infection, severe pancreatitis, postoperative and postoperative weight-bearing complications, is the main indication of nutritional support for TPN. These patients, due to the body in stress, the metabolic characteristics of “high metabolism”, “high catabolism”, and due to the body and increased secretion of androgen secretion and insulin resistance ...