圆窗和卵圆窗外淋巴瘘是突聋的常见原因,其发生率比以往报道要高得多,如不及时行鼓室探查术,就会失去对圆窗或卵圆窗瘘的及时诊断和治疗时机,使患者发展为永久性耳聋。本文作者报道6例与感染有关的卵圆窗瘘引起圆窗反射消失的病例,并分析了术中所见。 6例病人选自作者观察的11例卵圆窗镫骨 Round window and oval window of the lymphatic fistula is a common cause of sudden deafness, the incidence was much higher than previously reported, if not timely tympanometry, will lose the round window or oval fistula timely diagnosis and treatment Timing for the patient to develop permanent deafness. The authors report 6 cases of infection-related oval window fistula caused by the reflection of the round window disappeared, and analyzed the intraoperative findings. Six patients were selected from the authors observed in 11 cases of oval tarsal bone