泪囊鼻腔吻合术是目前洽疗慢性泪囊炎较有效的手术方法,其成功率达90%以上。少数失败者的原因主要为: 一、吻合腔内肉芽组织增生。在我们行二次手术的9例中,有6例吻合腔内肉芽组织增生。原因为切取鼻粘膜瓣不够大或撕裂 Dacryocystorhinostomy is the current treatment of chronic dacryocystitis is more effective surgical methods, the success rate of more than 90%. A few reasons for the failure of the main: First, consistent with cavity granulation tissue hyperplasia. Of the 9 cases undergoing secondary surgery in our department, 6 developed anastomosis of granulation tissue in the cavity. The reason for cutting nasal mucosal flap is not big enough or tear