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目的：探讨内窥镜鼻窦手术后影响预后因素和清理术的对策。方法：对１９９５年１月～１９９７年１０月手术随访１年以上的１６０例完整临床资料，按海口ＦＥＳＳ—９７疗效评估指标进行分析。结果：治愈率：Ⅰ型２期１００％（３７／３７），３期１００％（１１／１１）；Ⅱ型２期９７％（６４／６６），３期３１．３％（１３／１６）；Ⅲ型８０％（２４／３０），Ⅰ型与Ⅱ型３期、Ⅲ型疗效对比，经Ｘ方检验（Ｐ＜０．０５）有显著差异。鼻窦炎分型、期、筛窦分型、鼻息肉分型与鼻窦清理次数有显著相关性。结论：长期、多次鼻窦清理手术是提高ＦＥＳＳ术治愈率的重要手段。
Objective: To investigate the influencing factors of prognosis after endoscopic sinus surgery and the countermeasures of clearing operation. Methods: A total of 160 complete clinical data from January 1995 to October 1997 with a follow-up of more than one year were analyzed according to the evaluation index of the therapeutic effect of FESS-97 in Haikou. Results: The cure rate was 100% (37/37) in stage Ⅰ, 100% (11/11) in stage Ⅱ, 97% (64/66) in stage Ⅱ, 31.3% (13/16) in stage 3, ; Type Ⅲ 80% (24/30), type Ⅰ and type Ⅱ 3, Ⅲ type of efficacy comparison, the X-test (P <0.05) were significantly different. Sinusitis typing, stage, ethmoid sinus typing, nasal polyps classification and the number of sinusoids were significantly correlated. Conclusion: Long-term, multiple sinus surgery is an important means to improve the cure rate of FESS.