Methods Forty-six cases with chronic sinusitis and/or nasal polyps who had undergone the ESS were rectified 5-12 weeks after ESS because of some causes resulting in failure of postoperative follow-up.

• 方法回顾性分析46例慢性鼻窦炎、鼻息肉病人鼻窦内镜手术后因经济困难、工作忙等原因未及时清理术腔，致使症状加重被动复诊而行内镜下术腔矫正性治疗。