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本文报道直径大于2cm的大听神经瘤50例经迷路切除术的经验,其中46例(92%)全切除,4例(8%)部分切除。术后1例死亡,系双侧大肿瘤;2例并发化脓性脑膜炎,均治愈;3例脑脊液漏,经腰蛛网膜下腔引流治愈;1例术后血肿,再次开颅清除治愈。手术时面神经无损伤者48例(96%),术后轻度面瘫者34例,其中15例有恢复,17例随访时间尚短。作者认为,在耳科医生与神经外科医生密切合作下,经迷路手术有以下优点: 1.术中患者取仰卧位,头转向手术对侧,可随
In this paper, 50 cases of large acoustic neuroma larger than 2 cm in diameter have been reported with labyrinthectomy, of which 46 (92%) had total resection and 4 (8%) had partial resection. One patient died after surgery and had bilateral large tumors. Two cases were complicated by purulent meningitis, and all were cured. Three cases of cerebrospinal fluid leakage were cured by drainage through the subarachnoid space of the lumbar spine. One case had hematoma after operation and was cured by reopening. There were 48 cases (96%) with no facial nerve injury during surgery, 34 cases with mild facial paralysis, 15 cases had recovery, and 17 cases had short follow-up. The author believes that in the close cooperation of otologists and neurosurgeons, the following advantages of labyrinth surgery: 1. Intraoperative patients take a supine position, the head turned to the opposite side of the surgery, can follow