一、临床资料患者男性 ,39岁 ,汉族 ,歼 7飞行员 ,飞行总时间 2 5 37h。 2 0 0 2年 12月因“腰骶部间断性疼痛 16年 ,加重伴右下肢麻木 1年”入院。患者自述于 1986年始无诱因出现腰骶部疼痛 ,久坐及劳累后明显 ,无外伤史 ,近一年来飞行劳累后及久坐后感腰骶部疼痛加重伴右下肢 First, the clinical data of patients male, 39 years old, Han nationality, J-7 pilots, the total flight time 2 5 37h. December 2002 due to “lumbosacral intermittent pain for 16 years, aggravating the right lower extremity numbness 1 year” admission. Patients reported no evidence of lumbosacral pain in 1986, sedentary and tired after the obvious, no history of trauma, nearly a year after flying tired and sedentary lumbosacral pain aggravated with the right lower limb