Many scholar have different opinions about clinical relationship between negative pressure tympanogram and middle ear effusion.

目前,国内学对负压型鼓室压图与鼓室临床联系仍有分歧。

Residual choleateatoma was found more frequently in the anterior epitympanum, the oval window niche, and the hypotympanum near the tubal orifice.

容易残位，依序为上鼓室前方、卵圆窗及下鼓室近耳咽处。

The tympanograms in 100 ears were “type B”,in which there was presence of middle ear effusions in 94 ears by auripuncture in the middle ears.

鼓室导抗图B型100耳中，经鼓室穿剌证明有鼓室94耳。

Dehiscence of the floor of the hypotympanum with protrusion of the jugular bulb into the middle ear cavity is a rare otological finding.

摘要颈静脉球经下鼓室底骨层裂隙膨入中耳腔，是一种罕见中耳腔血异常。

Objective To explore the effect of myringotomy with insertion of tube and tympanocentesis on alleviating secretory otitis media(SOM) and hearing loss in cleft palate infants.

目比较鼓室置和鼓膜穿刺术治疗婴儿期腭裂患儿分泌性中耳炎(SOM)效果,探讨腭裂中耳功能障碍最佳治疗方法和早期干预时机。