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建立以筛窦为中心的各窦引流通畅,是慢性鼻窦炎鼻内镜下鼻窦开放术的首要内容。鼻窦口开放与否是鼻内镜手术疗效评定的重要依据之一。尽管鼻内镜术后的鼻窦口开放率与许多因素有关,但完善的手术操作仍是影响其开放的重要因素。1993年1月～2003年12月我院共收治鼻源性疾病1893例
The establishment of ethmoid sinus as the center of the sinus drainage patency, chronic sinusitis nasal endoscopic sinus surgery is the first content. Open or not sinus osseous surgery is one of the important basis for the evaluation of curative effect. Although the open rate of sinus ostium after endoscopic sinus surgery is related to many factors, the improvement of surgical operation is still an important factor that affects its openness. January 1993 ~ December 2003 our hospital received a total of 1893 cases of nasal diseases