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临床上很多病人处于蛋白质——热量营养不良的状态而使治疗与康复感到困难。虽然肠外营养可作为营养支持的手段,但其并发症多,操作要求高与费用较大而不能普遍应用。如胃肠道功能良好或部分完整,可分别采用非要素膳(NED)或要素膳(ED),在需要增加某种(些)营养素时,可采用组件膳(MD)进行经肠(口服或管饲)营养以满足代谢需要。经肠营养膳为化学成份明确与营养素齐全
Many patients clinically in the protein - calorie-poor state of treatment and rehabilitation difficulties. Although parenteral nutrition can be used as a means of nutritional support, its complications and operation requirements are high and can not be universally applied. If the gastrointestinal tract is well-functioning or partially intact, non-essential diets (NEDs) or EDs may be used separately. When some nutrient (s) is required, MDF may be used for enteral (oral or Tube feeding) nutrition to meet the metabolic needs. Intestinal nutrition diet for the chemical composition of a clear and complete nutrients