一、临床资料例 1　患者男性 ,34岁 ,训练基地歼击机飞行员 ,飞行时间 130 0h。于 1998年 10月一次飞行训练中突感头痛 ,以右面部及右前额为重 ,并伴有右鼻腔流黄色水性分泌物 ,即返回机场 ,着地后疼痛消失 ,低头时仍有黄水流出 ,随即就近送往空军医院 ,经CT检查诊断为右上颌窦 First, the clinical data Example 1 male patient, 34 years old, training base fighter pilots, flight time 130h. In October 1998 flight training in a sudden sensation headache, right forehead and right forehead as the weight, and accompanied by the right nasal flow of yellow aqueous secretions, that is returned to the airport, the pain disappeared after landing, there is still down when the yellow water outflow, Immediately sent to the Air Force hospital, diagnosed by CT examination of the right maxillary sinus