追踪分析厄兰根-纽伦堡大学耳鼻喉科临床治疗的51例鼻及鼻窦内翻乳头状瘤的病人,35例为鼻内进路内窥镜手术,16例鼻外手术进路,8例病人由鼻内内窥镜手术与经口鼻窦开窗联合进路(主要适用于前壁已做过手术和肿瘤贯穿上颌窦和筛窦者)。术后追踪平均时间为46个月,经检查鼻内进路手术复发率为17%,鼻外进路为19%。肿瘤分期根据Schwab1985年鼻恶性肿瘤T_1～T_4的分期,T_1为6例(12%);T_2为16例(31%);T_3为20例(39%);T_4 Follow-up analysis of 51 patients with nasal and sinus varus papilloma clinically treated at the University of Erlangen-Nuremberg University. 35 patients underwent intranasal endoscopic surgery, 16 patients underwent extranasal approach, and 8 patients. A combined approach of intranasal endoscopic surgery and transnasal sinus fenestration (mainly for patients with anterior wall surgery and tumors running through maxillary sinus and ethmoid sinus). The average postoperative follow-up time was 46 months. The recurrence rate after intranasal approach examination was 17%, and the extranasal approach was 19%. The tumor stage was based on the stage of T_1~T_4 of nasal malignant tumors of Schwab in 1985. T_1 was 6 cases (12%); T_2 was 16 cases (31%); T_3 was 20 cases (39%); T_4