患者朱××,女,43岁,工人,于今年5月5日来院就诊,+56Ⅱ度断定,+>残根,患者要求拔除。0.25%普鲁卡因0.1毫升作皮试,25分钟观察反应“阴性”。2%普鲁卡因肾上腺素4毫升作上颌浸润麻醉(颊侧和腭侧),生效后摘除,术中顺利,患者未有不适感觉。2个小时后自觉患侧胀、麻、痒等不适感觉,口服安乃近0.5、土霉素0.5上述症状逐渐加重,次日来院复诊。 Patients Zhu × ×, female, 43 years old, workers, came to hospital on May 5 this year, + 56 Ⅱ degree concluded, +> residual root, the patient asked to remove. 0.25% procaine 0.1 ml for the skin test, 25 minutes observed reaction “negative.” 2% procaine adrenaline 4 ml for maxillary infiltration anesthesia (buccal and palatal side), effective after removal, smooth operation, the patient did not feel discomfort. 2 hours later suffering from lateral distension, hemp, itch and other discomfort, oral dipyrone 0.5, oxytetracycline 0.5 The above symptoms gradually increased, the next day hospital referral.