常見例句Dehiscence of the floor of the hypotympanum with protrusion of the jugular bulb into the middle ear cavity is a rare otological finding. 摘要頸靜脈球經(jīng)下鼓室底部骨層裂隙膨入中耳腔,是一種罕見的中耳腔血管異常。Residual choleateatoma was found more frequently in the anterior epitympanum, the oval window niche, and the hypotympanum near the tubal orifice. 容易殘存的部位,依序為上鼓室前方、卵圓窗及下鼓室近耳咽管處。It is found at staged operation that residual cholesteatoma is more frequently encountered at some anatomic sites such as the anterior epitympanum, oval window niche, and hypotympanum near the Eustachian tube. 由階段手術(shù)得到的經(jīng)驗顯示上鼓室之前側(cè)、卵圓窗及下鼓室靠近耳咽管處是膽脂瘤容易殘留的部位。10.Dehiscence of the floor of the hypotympanum with protrusion of the jugular bulb into the middle ear cavity is a rare otological finding. 摘要頸靜脈球經(jīng)下鼓室底部骨層裂隙膨入中耳腔,是一種罕見的中耳腔血管異常。air containing hypotympanum 含氣下鼓室aircontaining hypotympanum 含氣下鼓室 返回 hypotympanum