本例因拔牙造成牙槽骨及上颌壁骨折,骨折片进入上颌窦。现报告如下。患者女,37岁。4个月前曾因右后上牙痛、牙龈肿胀和流脓而于外院拔除76(?)。术后局部流脓,经久不愈,同时右侧偏头痛及流脓鼻涕等症状。1984年6月11日以上颌窦瘘收住院。口腔科检查:76(?)67(?)缺失,4(?)8/(?)67龋齿,76(?)牙龈颊侧有一瘘口,直径0.5cm,深约3cm,探入未触及骨质,有软组织阻力,瘘口内有黄色稀薄脓性分泌物。X 线检查:上颌瓦氏位断层摄影显示右上颌窦透光度 In this case due to tooth extraction caused by alveolar bone and maxillary wall fractures, fracture fragments into the maxillary sinus. The report is as follows. Female patient, 37 years old. 76 (?) Was removed from the outer court 4 months ago due to upper right back upper toothache, swollen gums and pus. Local pus after surgery, prolonged unhealed, while migraine headache and purulent nasal discharge and other symptoms. June 11, 1984 admitted to the hospital over the maxillary sinus fistula. Dental examination: 76 (?) 67 (?) Missing, 4 (?) 8 / (?) 67 dental caries, 76 (?) There is a fistula on the buccal side of the gum with a diameter of 0.5 cm and a depth of about 3 cm. Quality, soft tissue resistance, fistula with yellow purulent secretions. X-ray examination: maxillary Valsalva showed the right maxillary sinus transmissivity