颈静脉球经下鼓室底部骨层裂隙膨入中耳腔，是一种罕见的中耳腔血管异常。
Dehiscence of the floor of the hypotympanum with protrusion of the jugular bulb into the middle ear cavity is a rare otological finding.
目的研究耳内镜辅助下鼓室内注射甲强龙治疗难治性突发性耳聋的有效性与安全性。
[Objective] To evaluate the efficacy and safety of otoendoscope-assisted transtympanic methylprednisolone injection for intractable idiopathic sudden sensorineural hearing loss (SSNHL).
目的研究下鼓室窦的形态及变异，为下鼓室及迷路下显微外科手术提供应用解剖学资料。
Objective To provide applied anatomic data for the microsurgery of hypotympanum and infralabyrinthine by studying the shape and variation of hypotympanumic sinus.
应用推荐