许多研究证明,人体在感染了HIV后会发生代谢异常,同时,还会出现食欲不振、恶心呕吐和腹泻等症状,严重影响食物的摄入、吸收和利用,造成感染者和患者营养不良,其中体重下降是患者最常出现的症状[1 ] 。营养不良在HIV对机体免疫系统损害的基础上,可进一步损害机体的免疫系统和其 Many studies have shown that the human body will experience metabolic abnormalities after HIV infection. In addition, symptoms such as loss of appetite, nausea, vomiting and diarrhea may also occur, which seriously affect food intake, absorption and utilization, resulting in malnutrition among infected persons and patients Weight loss is the most common symptom in patients [1]. Malnutrition on the basis of HIV damage to the body’s immune system, can further damage the body’s immune system and its