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1 临床资料 患者,男,26岁,直-9飞行教员,飞行时间350h。于2000年2月18日飞航行课目训练,飞行高度为1500m。当直升机以较大下滑率在数秒钟内下降至海拔400m时,突然感到右耳不适、闭塞感及疼痛,而后听到爆破声,疼痛减轻,但听力较左耳弱,随后来航医室就诊。航医立即作出临时停飞,回场内做专科检查。检查所见:鼓膜无内陷.松弛部及锤骨柄处可见明显充血,紧张部前下方可见有一约0.3
1 clinical data patients, male, 26 years old, straight -9 flight instructors, flight time 350h. On February 18, 2000 fly flight training courses, the flight height of 1500m. When the helicopter fell to an altitude of 400m with a large rate of decline in a matter of seconds, it suddenly felt a sense of right ear discomfort, a feeling of obstruction and pain. After that, it heard a sound of a blasting sound and relieved pain. However, the helicopter was weaker than the left ear and then came to visit the doctor’s office. Aviation Medical immediately made a temporary grounded flight back to the hospital to do specialist examination. Check to see: tympanic membrane without retraction slash and malleus can be seen at the obvious hyperemia, tension below the front can be seen there is a about 0.3