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6例患者均为成人,突然于午餐后10～30分钟先后发病。患者午餐均食用同灶新蒸的饅头及隔夜的小白菜湯。食后先后感到恶心、口渴、头暈、头痛,继之均有全身无力,面色蒼白,口唇、舌、指端明显青紫,其中3例有腹痛,呕吐及腹泻各1例。神智均清醒,呼吸30～40次/分,脉搏80～90次/分,血压、体溫、神經反射正常,胸腹部无异常发現。患者均于发病后1小时內就診,当即給予皮下注射可拉明,以及靜脉注射25%葡萄糖20毫升加維生素丙300毫克。患者于4小时后症状基本消失,第二天完全恢复。
6 patients were adults, suddenly after 10-30 minutes after lunch onset. Patients eat lunch with the same steaming steamed bread and overnight cabbage soup. Nausea, thirst, dizziness, headache, followed by all have weakness, pale, lips, tongue, fingertips significantly purple, of which 3 cases of abdominal pain, vomiting and diarrhea in 1 case. Sense are awake, breathing 30 to 40 beats / min, pulse 80 to 90 beats / min, blood pressure, body temperature, reflex normal, no abnormal findings in the chest and abdomen. Patients were treated within 1 hour after onset, immediately given subcutaneous injection of cocaine, and intravenous injection of 25% glucose 20 ml plus vitamin C 300 mg. After 4 hours, the symptoms disappeared and recovered completely the next day.