鼻内翻性乳头状瘤为少见病,常误诊为鼻息肉、切除不彻底易复发,可恶变。作者从1975至1983年共搜集17例,其中3例局限于中鼻道,14例侵犯筛窦,同时侵犯上颌窦者11例,侵犯颌窦2例。临床表现为单侧进行性鼻堵,鼻涕增多,肿物呈灰白或粉红色,表面颗粒状或乳 Nasal inverted papilloma is a rare disease, often misdiagnosed as nasal polyps, resection is not completely easy to relapse, malignant change. The authors collected 17 cases from 1975 to 1983, of which 3 cases were confined to the middle nasal passages, 14 cases infiltrated the ethmoid sinus, 11 cases infringed the maxillary sinus and 2 cases infiltrated the maxillary sinus. Clinical manifestations of unilateral nasal congestion, increased nose, the tumor was gray or pink, the surface of granular or milk