以往治疗外耳道皮脂腺囊肿感染的方法为先切开引流1～2周,等待炎症消退后,再行二期囊肿根治切除术。病人从就医到手术治愈一般需要2～3周时间,长者可达月余。本文报告采用改良手术治疗外耳道皮脂腺囊肿感染30例,7天一期痊愈,随诊一年以上无一例复发或疤痕形成。 Previous treatment of external auditory canal sebaceous cyst infection method for the first incision and drainage for 1 to 2 weeks, waiting for the inflammation subsided, and then two cysts radical resection. Patients from surgery to cure the general need 2 to 3 weeks, the elderly up to more than a month. This article reports the use of modified surgical treatment of external auditory canal sebaceous cyst infection in 30 cases, 7 days a recovery, no more than one year follow-up without recurrence or scarring.