The epithelia of both mucocele and nasal mucosa is the same pseudostratified ciliated columnar epithelium, rich cilium in mucocele and the function of cilium could recover.

• 鼻窦黏液囊肿内衬上皮与鼻腔大部分黏膜一样均为假复层纤毛柱状上皮，纤毛发达，术后纤毛功能可以恢复，其超微结构与病理特性密切相关。