【病例】男,46岁。因咽痛咳嗽、咳痰3d伴胸痛1d,以“急性支气管炎”入院治疗。经头孢硫脒皮试阴性后,予头孢硫脒2g(山东罗欣药业股份有限公司,批号0810214,每支1.0g)+0.9%氯化钠注射液100mL。约10min后,患者颜面部及颈部出现直径约0.5cm白色突出皮肤、周围散在红疹的小突起,伴 [Case] ​​Male, 46 years old. Due to sore throat cough, sputum 3d with chest pain 1d, “acute bronchitis” admission treatment. After cefathiamidine skin test negative, to cefathiamidine 2g (Shandong Luoxin Pharmaceutical Co., Ltd., batch number 0810214, each 1.0g) + 0.9% sodium chloride injection 100mL. About 10min, the patient’s facial and neck appear diameter of about 0.5cm white highlight the skin, scattered around the small rash of the rash, with