A combined therapy with vasodilators,metabolism activators,dehydrates,steroids,Chinese traditional medicine and acupuncture was taken as acontrol group,which included thirty one ears(25 cases)with an efficiency rate about35.48%.

• 以综合疗法(血管扩张剂、代谢激活剂、脱水剂、类固醇、中药等联合应用)31耳(25例)为对照组; 有效率为35.；48%25。