Methods 38 patients with advanced cancer in severe malnutrition and immune dys function,were divided into therapy group (T group)and control group(C group).

• 方法通过多项指标评价38例晚期肿瘤患者的营养状况和免疫功能，38例患者均存在营养不良和免疫功能低下，将病人分为二组，治疗组22例，行颈内静脉置管给予全肠外营养；