牙源性上颌窦炎通常继发于牙周疾病或根尖周感染 ,与上颌窦底粘膜增厚有关。本文作者为了确定上颌窦炎是否与牙齿病变有关 ,特别是牙源性上颌窦底粘膜增厚的特征 ,对 330例上颌窦炎患者的 CT扫描进行了回顾性研究 ,其中有 16 5例患者怀疑上颌窦底部邻近有病变牙。CT扫描是 1993 Oral maxillary sinusitis is usually secondary to periodontal disease or periapical infection, and mucosal thickening of the maxillary sinus. In order to determine whether maxillary sinusitis is associated with dental lesions, especially the characteristics of odontogenic maxillary sinus mucosa thickening, a retrospective study was performed on CT scans of 330 patients with maxillary sinusitis, of whom 16 5 were suspected The maxillary sinus adjacent to the bottom of diseased teeth. CT scan is 1993