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1·Objective: To analyze ct finding of congenital stenosis of external meatus.

目的：分析先天性外耳道狭窄合并鼓室、听小骨畸形的CT表现。

2·Objective: Explore ways to remove the foreign bodies in external acoustic meatus.

目的：探讨取出外耳道异物的方法。

3·After that, thorax shrink, the meatus of esophagus turn in again, the voice behavior is over.

后胸廓缩小，食管入口黏膜再次内翻，发声结束。

4·The correlationship of bacterium between the middle nasal meatus and ethmoid sinuses is little.

筛窦与中鼻道细菌的相关性较小。

5·When phonation, the mucosa, mucus of infra pharyngeal and esophageal meatus take part in vibration.

发声时，下咽黏膜、食管口黏膜与黏液均参与振动。

6·Objectives: to investigate the external auditory meatus secretion demodex infection in healthy people.

目的：了解正常人群外耳道蠕形螨感染情况。

7·Objective:To study on the principle of prevention and treatment of pruritus of meatus acousticus externus.

目的：探讨外耳道瘙痒症的防治原则。

8·The cerebellopontine angle segment and internal acoustic meatus segment paralleled the vestibulocochlear nerve.

脑桥小脑角段和内耳道段与位听神经伴行；

9·The MTR of nasal middle meatus in patient's groups were significantly lower than that in healthy groups ( P< 0. 01).

慢性化脓性鼻窦炎、慢性肥厚性鼻炎、慢性单纯性鼻炎患者中鼻道MTR都明显低于健康人（P<0.01）；

10·Results: MEBO gauze treatment reduced the incidence of narrowing of meatus tube, and shortened the duration of dry ear.

结果：应用MEBO术腔换药在减少耳道狭窄、缩短干耳时间上优于抗生素组。

(1)urethral meatus尿道；尿道口