There were some differences of clinical characteristic, pathogenic factor,predilection site and occupation, age, sex and so on between pruritus of meatus acousticus externus and in other diseases of external ear canal.

• 结果 :该病与外耳道其它疾病在临床特征、致病因素、好发部位以及职业、年龄、性别等均存在一定差别。