发病情况:患者王××,2岁。1983年7月31日左臂三角肌皮下注射吸附百白破疫苗0.5毫升(兰州生物制品研究所生产,批号:83001,失效日期:1984年7月19日)。三日后双侧前臂伸侧出现小米和绿豆大小红斑疹。半月后红斑增多增大,漫延胸腰及四肢,并有面、手、脚轻度水肿。曾用花椒水 Incidence: Patient Wang × ×, 2 years old. July 31, 1983 hypoglossal muscle injection subcutaneous injection of Baitabuai vaccine 0.5 ml (Lanzhou Institute of Biological Products, batch number: 83001, expiration date: July 19, 1984). Three days after the emergence of bilateral forearm extensor millet and mung bean size erythema. Erythema increased after a half months, spread thoracolumbar and limbs, and face, hand, foot mild edema. Had used pepper water