目的：探讨慢性中耳炎咽鼓管鼓室口病变与咽鼓管功能障碍的关系。
Objective:To explore the relation of tympanic ostium of Eustachian tube and Eustachian tube dysfunction in chronic otitis media.
目的通过综合的检测方法对鼻咽癌放疗后的咽鼓管功能障碍进行评估。
Objective To evaluate the degree and characteristic of the damaged eustachian tube function in the patients with nasopharyngeal carcinoma (NPC) after radiotherapy by a series of composite examination.
中耳不张是一种常见的中耳疾患，其发病机制与咽鼓管功能障碍(ETD)有关。
Middle ear atelectasis is one kind of common middle ear diseases, its pathogenesis related to eustachian tube dysfunction (ETD).
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