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作者对51例因怀疑外淋巴瘘而作鼓室探查术并参加随访的病人进行研究,随访至少6个月,平均1.8年。病人年龄为7～66岁,男性28人,女性23人。手术查明瘘管部位时,以颞肌筋膜填塞和明胶海绵将其固定在适当位置;无瘘管发现时,用颞肌筋膜填塞卵圆窗和圆窗,3例仅封闭圆窗。以术前一天和术后最近一次的听力图判断听力结果,术后平衡功能检查结果分治愈、改善和无变化。本组病例最常见的因素为头部外伤(17例,34%),7例(14%)以明显用力史为诱因。从症状发生到手术间隔
The authors studied 51 patients who had undergone tympanometry and were followed up on suspected peripheral lymphatic fistula and were followed up for at least 6 months, an average of 1.8 years. The patient was 7 to 66 years old, 28 males and 23 females. Fistula operation to identify the site, to the temporal fascia filled with gelatin sponge and fixed in place; no fistula found, with the temporal fascia filled oval and round window, closed only 3 cases of round window. Hearing results were judged on the day before surgery and the most recent audiogram after the operation. Postoperative balance test results were cured, improved and unchanged. The most common factors in this group of patients were head trauma (17 cases, 34%) and 7 cases (14%) were predominantly history of exertion. From symptoms to surgery interval