The effect of nutritional support on immune function in critically ill patients / 肠外与肠内营养

ABSTRACT

Objective: To study the effect of parenteral and enteral nutrition(PN+EN) on immune function in critically ill patients.Methods: 40 critically ill patients were divided into 2 groups.In each group 20 patients were included.20 patients were treated with PN+EN in experimental group and 20 patients were treated with standard TPN in control group.Two groups were supplied with equal nitrogen and calorie.Plasma levels of total protein,albumin, hemoglobin,IgA,IgG and IgM and total lymphocyte counts(TLC),the percentage of T lymphcyete subsets(CD3,CD4)and the ratio of CD4 and CD8 were detected before and after treatment.Results: TLC and IgG were significantly increased in experimental group compared with control group.Percentage of CD4 and the ratio of CD4/CD8 were also increased(P