曹某,女性,53岁。于1986年3月来我院就诊。检查:7远中邻(牙合)面牙本质深龋,有探痛,无叩痛,遂制备洞形隔湿消毒,氧化锌及磷酸锌粘固粉双层垫底,EB_2复合树脂充填。当日晚患者自觉面部奇痒,伴有头痛及全身不适,次日晨发现面部皮肤有许多风团,两侧对称,呈卵圆形,长径3—5cm,部分风团相互融合,其它部位皮肤及粘模未 Cao, female, 53 years old. In March 1986 came to our hospital. Check: 7 far neighbors (occlusal) facial dentin deep caries, pain, no knocking pain, and then prepared hole moisture sterilization, zinc oxide and zinc phosphate cement double bottom, EB_2 composite resin filling. On the evening of the night, the patient consciously facial itching, accompanied by headache and general malaise, the morning of the morning found that there are many facial skin wind group, symmetrical on both sides, oval, long diameter 3-5cm, part of the wind group mutual fusion, the other parts of the skin And sticky mold is not