Objective To analyze the causes and the best operative methods of recurrent choanalpolyp.
目的探讨后鼻孔息肉复发的原因及最佳手术方法。
2
Conclusion: Some choanalpolyp derive from concha nasalis media, endoscopic sinus surgery is a good method for treatment.
结论：部分鼻后孔息肉发源于中鼻甲，鼻内窥镜手术是治疗的较好方法。
3
Conclusion: the choanalpolyp may originate in the maxillary sinus, sphenoidal sinus, middle nasal concha, nasal septum and other parts, FESS is the first choice in treating it.