目的 :探讨经鼻内窥镜切除鼻窦囊肿的手术方法。方法 :2 0例鼻窦囊肿经功能性鼻内窥镜手术治愈 ,其中单侧上颌窦囊肿 10例 ,双侧上颌窦囊肿 2例 ;筛窦囊肿 3例 ;额窦和蝶窦囊肿各 2例 ;鼻窦多发囊肿 1例 (额、筛窦复合囊肿 +上颌窦囊肿 )。结果 :18例随访 8～ 4 0个月无复发。结论 :该手术损伤小 ,不留面部瘢痕 ,适用于多数鼻窦囊肿病例 Objective: To explore the surgical method of nasal endoscopic sinus cyst removal. Methods: Twenty cases of sinus cysts were cured by functional endoscopic sinus surgery, including 10 cases of unilateral maxillary sinus cyst, 2 cases of bilateral maxillary sinus cyst, 3 cases of ethmoid sinus cyst, 2 cases of frontal sinus and sphenoid sinus cyst, A case of multiple sinus cysts (amount, ethmoid sinus + maxillary sinus cysts). Results: 18 cases were followed up for 8 to 40 months without recurrence. Conclusion: The operation is less injury, leaving no facial scar, suitable for most cases of sinus cysts