患儿女,1岁9个月,陕西兴平籍,1975年2月22日入院,主诉为消瘦及腹泻。患儿从出生后就吐乳,每吃必吐,吐出物为鲜乳或乳瓣,其量不一,大便每天6—7次,黄绿色稀水样,亦有乳瓣,腥臭味大,镜检仅脂肪球少许。曾用各种抗生素、维生素及消化酶等治疗无效。半岁以后,不再呕吐,大便次数减少为每日4—5次,母乳亦渐少。周岁后每日仅吃半斤羊乳及糖水,食欲不佳,渐消瘦。患儿系四胎四产,足月顺产,出生时外观 Children, 1 year and 9 months old, Hing Ping, Shaanxi, February 22, 1975 admission, the main complaint was weight loss and diarrhea. Children from the birth after spit milk, will eat every spit, spit milk or milk flap, the amount of different, stool 6-7 times a day, yellow-green watery samples, there are petal, stench, mirror Check only a little fat ball. Have used a variety of antibiotics, vitamins and digestive enzymes and other treatment is invalid. After six months of age, no longer vomit, stool frequency reduced to 4-5 times daily, breast milk also less. Eat half a catty of goat milk and sugar every day after the age, poor appetite, getting thinner and thinner. Four children with four births, full-term birth, appearance at birth