鼓窦

颞骨CT扫描示病变主要集中在上鼓室和鼓窦，4例病变充满乳突气房及鼓室、鼓窦。

The pathologic changes in the epitympanum and mastoid antrum were evident on temporal bones CT scan .

中耳胆脂瘤的CT表现为：（1）鼓室、鼓窦内软组织影和骨质破坏；

CT findings of cholesteatoma of the middle ear :( 1 ) abnormal soft-tissue in tympanic cavity and antrum and bone erosion ;

鼓窦口开放替代耳咽管通气功能

Opened Aditus ad Antrum Replacing Obstructed Eustachian Tube

鼓窦径路48例先天性外耳道、中耳畸形手术疗效分析

Effect of surgical reconstruction of congenital aural atresia via the mastoid antrum approach : analysis of 48 cases

12例出现鼓窦扩大、上鼓室外侧壁破坏、听骨链侵蚀、鼓室天盖及面神经水平段暴露等骨质破坏。

In most cases , enlarged aditus , destruction of lateral attic wall , erosion of ossicular chain , exposition of horizontal segment of facial nerve and tegmen of attic were found .

结果：多角度、多平面立体地显示正常中耳听骨链、面神经管、鼓室壁、鼓窦入口、锥隆起、卵圆窗、圆窗等结构，均表现基本一致。

Results : The chain of ossicles , facial canal , paries tympanicus , aditus ad antrum , eminentia papillaris , oval window and round window of normal ear were volumetric displayed in multi-angle and multi-plan view with spiral CT .