结论在一定时间间隔和安全用量范围内，使用低浓度地卡因反复表面麻醉是安全有效的，是慢性鼻窦炎、鼻息肉鼻内窥镜手术的较佳选择。
Conclusions the repeated surface anaesthesia with low-concentration Dicaine is safe and effective, and it is a better choice in endoscopic surgery for chronic nasosinusitis and nasal polyp.
方法回顾性总结在鼻内窥镜辅助下治疗6例侵犯鼻窦的颅底占位性病变结果。
Methods We summarized retrospectively 6 cases of the occupation lesions of the skull base involving the parasinus treated under endoscope.
方法：对31例鼻窦真菌病的临床资料进行总结，分析鼻内窥镜下治疗鼻窦真菌病的手术方式对疗效的影响。
Method: The clinical data of 31 cases of sinus aspergillosis were in summary. The effect of endoscopic sinus operation in sinus aspergillosis was studied.
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