患儿,女,10a。平素体健,因正畸拔牙,牙槽内注射2%利多卡因3ml,2～3min后出现全身发痒,皮肤潮红,皮疹,脸部水肿,唇绀,患儿诉胸闷、寒战,呕吐并逐昏厥,测血压为0/0kPa,立即给予肾上腺素0.5mg 肌注,地塞米松5mg 静推、10mg加入葡萄糖液中静滴,同时注射12.5mg 非那根,1%葡萄糖酸钙8ml 静推,吸氧,直至呼吸平稳,血压为12/8kPa,稳定后出院。 Children, female, 10a. Normal body health, due to orthodontic extraction, alveolar injection of 2% lidocaine 3ml, 2 ~ 3min after the whole body itching, skin flushing, rash, facial edema, cyanosis, children complain of chest tightness, chills, vomiting and Fainting, measured blood pressure 0 / 0kPa, intramuscular injection of epinephrine immediately 0.5mg, dexamethasone 5mg static push, 10mg glucose solution intravenous infusion, at the same time injection of 12.5mg Pinagon, 1% calcium gluconate 8ml static push , Oxygen, until stable breathing, blood pressure 12 / 8kPa, stable and discharged.