epitympanum
n. 鼓室上隐窝；上鼓室
例句
To discuss the application of facial nerve decompression by combined posterior tympanum and epitympanum approach and to observe the outcomes.
目的应用后、上鼓室联合径路面神经减压技术治疗损伤部位在膝状神经节及近侧端的周围性面瘫患者，并观察其疗效。
Results After 5~10 years follow-up, external auditory canal was eumorphism, drum membrane was keeping physiological obliquity, epitympanum has not depressed;
结果经5年以上（最长10年）随访观察，外耳道形态正常，鼓膜保持生理倾斜度，上鼓室无凹陷；
