Methods 35 cases (39 eyes) were underwent endoscopic transnasal dacryocystorhinostomy.Parts of sinonasal mucosa and nasal bone were removed and connected to the lacrimal sac by its nasal side.

• 方法采用鼻内窥镜下经鼻腔进路,去除部分鼻粘膜、鼻骨,将泪囊内侧壁切开造孔,从而解决鼻泪管阻塞,治疗泪溢、流脓。