1 临床资料 患者,男,33岁,歼-7飞行员,飞行时间1700h,既往体健。1995年3月21日飞行中出现阵发性干咳,着陆后航医检查心肺无异常,送卫生队胸透未见异常表现,休息2天后,继续参加飞行。同年5月8日飞歼教-7后舱,返场时再次出现干咳,由前舱飞行员操纵着陆, 1 clinical data patients, male, 33 years old, J-7 pilots, flight time 1700h, previous physical health. On March 21, 1995, paroxysmal dry cough occurred in flight. After landing, the aeromedical and medical examination showed no abnormalities in heart and lungs. The health team did not show any abnormalities in chest and throb, and after two days’ rest, they continued to participate in the flight. In the same year on May 8 flying J-7 after the cockpit, again when the dry cough returns, manipulated by the pilot landing,