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24例低锌儿其中男14例,女10例。年龄1.5～10岁,厌食占90％,异食癖46.3％,消瘦,生长迟缓达89.3％,反复呼吸道、肠道感染78.3％。1 方法1.1 24例低锌儿均给予葡萄糖酸锌0.5～1mg/kg·d(元素锌),每日总量不超过20mg共服8周。观察身长、体重、临床症状及补锌前后血锌、外周血T-细胞亚群变化。1.2 原子吸收分光光度法测血清锌,间接免疫荧光法测外周血T-细胞亚群。2 结果2.1 临床症状痊愈18例,好转6例,有效率100％。平均每人身长增长1.95cm/8周,体重平均每人增长1.15kg/8周。
24 cases of low zinc children, including 14 males and 10 females. Age 1.5 to 10 years old, anorexia accounted for 90%, pica 46.3%, weight loss, growth retardation of 89.3%, repeated respiratory tract, intestinal infection 78.3%. 1 Methods 1.1 24 cases of low zinc were given zinc gluconate 0.5 ~ 1mg / kg · d (elemental zinc), a total daily dose of not more than 20mg for 8 weeks. Observe the changes of body length, body weight, clinical symptoms and T-cell subsets in blood and peripheral blood before and after zinc supplementation. 1.2 Determination of serum zinc by atomic absorption spectrophotometry, indirect immunofluorescence assay of peripheral blood T-cell subsets. 2 Results 2.1 Clinical symptoms recovered in 18 cases, improved in 6 cases, the effective rate of 100%. The average length of each person increased 1.95cm / 8 weeks, an average weight gain of 1.15kg / 8 weeks.