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男患,32岁.因病毒性肝炎甲型急性黄疽型入院.给予门冬氨酸钾镁20ml 加入10%葡萄糖500ml中静脉滴注,当输液250ml 时.左前臂沿针刺浅静脉走向出现长15cm、宽2cm 范围的皮肤充血带,继之局部出现密集小风团,且迅速融合成一条索状的荨麻疹,伴搔痒.予停输液及肌注扑尔敏10mg,一小时后荨麻疹消退.次日重复上述输液,又出现同样反应;当时怀疑为门冬氨酸钾镁过敏.为明确荨麻疹病因,于左前臂静滴10%葡萄糖,右前臂静滴生理盐水,结果两侧前臂均出现局部荨麻疹,故可排除药物过敏.输液时室温16℃.将10%葡萄糖
Male suffering, aged 32. Due to viral hepatitis A acute jaundice admitted to the hospital given potassium aspartate 20ml 10% glucose 500ml infusion, when the infusion of 250ml when the left forearm along the needle to the emergence of superficial vein Length 15cm, width 2cm range of skin congestion zone, followed by local dense small wind group, and quickly integrated into a cord-like urticaria, accompanied by itching. To stop infusion and intramuscular chlorpheniramine 10mg, an hour later urticaria Subsided. The next day repeated the infusion, and the same reaction occurred; was suspected as potassium and magnesium aspartate allergy to clear urticaria etiology, intravenous infusion of 10% glucose in the left forearm, right forearm intravenous infusion of saline, the results on both sides of the forearm All local urticaria, it can rule out drug allergy infusion at room temperature 16 ° C. 10% glucose