地卡因作为一种黏膜表面麻醉剂,因其麻醉效果好、时效长,在耳鼻喉科门诊检查和手术应用极为广泛,但其毒性大,过敏反应的发生也有报道。我科近几年来采用地卡因表面麻醉发生过敏反应3例,现报告如下。1病例报告病例1患者女,26岁,因吃鱼后咽喉部明显异物感,于2006年2月25日就诊。 As a mucosal surface anesthetic, Cocaine is widely used in ENT clinics and surgeries because of its good anesthetic effect and long duration. However, its toxicity and allergic reaction have also been reported. In recent years, our department has used dexamethasone anesthesia in 3 cases of allergic reactions, are as follows. Case Report Case 1 Female, 26 years old, due to significant foreign body throat after eating fish flu, on February 25, 2006 treatment.