患者,男,25岁,轰-6飞机正驾驶,飞行时间1000h。主诉飞行压耳4年。每次飞行中感耳闷、耳胀及轻微耳痛,飞行结束后需数小时至一天左右方能自然恢复。行捏鼻鼓气法通气有眩晕感,故平时不敢用此法恢复耳压。近2年自觉听力渐减,目前一般对话稍感费力。飞行中无压耳剧痛、流血、流水史,未因本病住院治疗。既往无眩晕,无药物中毒史。检查:鼻咽喉正常, Patient, male, 25 years old, H-6 plane is driving, flight time 1000h. Chief complaint ear 4 years. Every time I feel boredom, ear swelling and mild earache, the flight will take hours to a day or so to recover naturally. Line nostril ventilation method has a sense of dizziness, so I usually can not use this method to restore ear pressure. In the past 2 years, we gradually reduced our listening comprehension. At present, the general conversation is somewhat troublesome. No pressure in the ears during the flight pain, bleeding, history of water, not hospitalized for the disease. No previous dizziness, no history of drug poisoning. Check: normal nasopharyngeal,