肿瘤病人中营养不良的发生率相当高 ,部分病人常有恶液质征象 ,表现为厌食 ,进行性体重下降 ,贫血 ,低蛋白血症等。这种状态将直接影响整个治疗过程 ,不利于原发病的治疗 ,降低病人的生活质量 ,甚至影响预后。因此 ,合理、有效地提供营养支持 ,对大部分营养不良的肿瘤病人是有 Tumor patients in the incidence of malnutrition is very high, some patients often have signs of cachexia, manifested as anorexia, progressive weight loss, anemia, hypoproteinemia. This status will directly affect the entire course of treatment is not conducive to the treatment of primary disease, reduce the quality of life of patients, and even affect the prognosis. Therefore, it is reasonable and effective to provide nutritional support to most malnourished cancer patients