报告2例单侧鼻后孔闭锁和五例鼻后孔狭窄患者在内窥镜下行手术获得成功。患者女2例，男1例。年龄分别为7、16、29岁。症状均为一侧鼻塞、鼻溢。术前经CT和内窥镜检查确诊。在内窥镜下行开窗手术治疗后，平均随访时间为18个月，3例患者鼻腔均保持通畅。手术方法：鼻腔用Moffat氏 Two cases of unilateral nasal posterior orifice atresia and five cases of posterior nasal orifice stenosis were reported for successful endoscopic surgery. 2 cases of female patients, 1 male. The ages are 7,16,29 years old. Symptoms are nasal congestion on one side, rhinorrhea. Preoperative diagnosis by CT and endoscopy. After endoscopic open-window surgery, the average follow-up time was 18 months, and 3 patients had clear nasal passages. Surgical methods: nasal Moffat’s