1临床资料患者,女性,50岁。间断性右侧鼻痛5年余,逐渐加重。无明显诱因,发作时可放射至右侧上颌部,并间断出现右侧溢泪,不伴脓性分泌物,无鼻堵、脓涕和涕中带血,无嗅觉减退及鼻腔异味,无面部麻木、复视等症状。外院行泪囊造影示右侧鼻泪管堵塞。鼻窦CT示右侧鼻泪管内 1 clinical data patients, women, 50 years old. Intermittent right nasal pain more than 5 years, gradually increased. No obvious incentive, attack can be emitted to the right side of the maxillary and intermittent tears on the right side of the right, without purulent secretions, no nasal congestion, purulent nasal discharge and tears in the nose, no smell and nasal odor, no facial Numbness, diplopia and other symptoms. Outside the hospital lacrimal sac angiography shows the right nasolacrimal duct blocked. Sinus CT showed the right nasolacrimal duct