问:我孙子喝了牛奶之后出现腹痛腹泻等症状,去医院检查,医生建议做个乳糖耐受检测,请问这个实验有什么意义?长沙市廖香梅答:孩子喝了牛奶后出现腹部不适、腹胀、腹痛、甚至腹泻等症状,很可能是因为孩子的体内缺乏分解乳糖的乳糖酶,这种症状就是医学上所说的乳糖不耐受症。那么,什么是乳糖不耐受症呢?乳糖是乳制品中存在的主要碳水化合物。乳糖进入人体后, Q: My grandson drank milk after abdominal pain and diarrhea and other symptoms, go to the hospital for examination, the doctor suggested to be a lactose tolerance test, may I ask what is the significance of this experiment? Changsha City Liao Xiangmei A: After the child drank milk abdominal discomfort, bloating, Abdominal pain and even diarrhea and other symptoms, most likely because the child’s body lack of lactase decomposition of lactose, the symptoms are medically said lactose intolerance. So what is lactose intolerance? Lactose is the major carbohydrate present in dairy products. Lactose into the body,