最常见的原因是穿孔性中耳炎。
临床上用于治疗中耳炎效果显著。
The invention has an obvious effect on treating the tympanitis clinically.
使他的中耳炎恶化，听力越来越差。
So that the deterioration of his middle ear, hearing is getting worse.
他说自己的中耳炎很难痊愈。
急性中耳炎是最常见的儿童。
治疗中耳炎取决于哪种类型的感染是本。
Treatment of middle ear infection depends on which type of infection is present.
急性中耳炎是常见的儿童。
常见例子是慢性中耳炎。
目的：建立航空性中耳炎的动物研究模型。
Objective: To establish the animal model of aero-otitis media.
前言：目的：探讨难治性化脓性中耳炎的原因。
Objective: To study the cause of intractable suppurative otitis media.
什么是中耳炎？ 中耳炎是儿童中最常见的疾病之一。
Middle ear infections are one of the most common childhood problems.
目的：探讨鼓膜穿刺、切开、置管术等手术治疗与儿童慢性分泌性中耳炎之间的关系。
Objective: To investigate the relationship of surgical treatment and chronic otitis media with effusion.
目的：探讨鼓膜穿刺、切开、置管术等手术治疗与儿童慢性分泌性中耳炎之间的关系。
Objective: To investigate the relationship of surgical treatment and chronic otitis media with effusion.
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