患儿男,4岁。6天前误服电镀用氧化锌溶液约10ml,家长发现后当即给服小苏打水300ml并引吐,下午患儿自感腹痛并排出黑红色粪便,连续6天每日均排黑色便4～5次,面色进行性苍白,伴有轻咳,于住院前2天开始发热,体温38～39℃。入院查体:面色苍白,神志清楚,咽稍充血,心肺正常,腹软,肝脾未触及,脐周轻度压痛,神经系统无异常。尿蛋白++,白细胞0～3/HP;血红蛋白74g/L,白细胞15.3×10~9/L,中性64%、淋巴36%;肝功能GPT32单位;粪便潜血,镜检无异常。住院后体温持续在38～39℃。治疗:经输全血100ml,青霉素,庆大霉素肌注, Children male, 4 years old. 6 days ago, zinc oxide solution of zinc plating solution of about 10ml, parents immediately found to give service 300ml baking soda water and vomiting, children suffering from abdominal pain and excretion of black and red feces in the afternoon for 6 consecutive days will be black 4 ~ 5 times, pale complexion, accompanied by mild cough, fever 2 days before admission, body temperature 38 ~ 39 ℃. Admission examination: pale, conscious, slightly pharynx congestion, normal heart and lung, abdominal soft, liver and spleen not touched, mild tenderness around the umbilical cord, the nervous system no abnormalities. Urinary protein ++, leukocyte 0 ~ 3 / HP; hemoglobin 74g / L, white blood cells 15.3 × 10 ~ 9 / L, neutral 64%, lymph 36%; liver function GPT32 units; After inpatient temperature continued at 38 ~ 39 ℃. Treatment: transfusion of whole blood 100ml, penicillin, gentamicin intramuscular injection,