Methods To observe clinical curative effect of 30 sufferers(42 eyes) of chronic dacryocystitis after nasal cavity and lacrimalsac anastomoses in nasal endoscope.

• 方法对30例(42眼)慢性泪囊炎患者在鼻内窥下行鼻腔泪囊吻合术,观察其临床疗效。