1案例资料简要案情夏某,女,31岁。2009年1月31日晚,在某咖啡厅内与他人发生争执,自述被人推倒坐地后即感腰部疼痛,活动受限。病历记载2月1日检查:骶尾部压痛明显,双下肢活动好。2月4日检查:腰椎未见明显畸形,局部无肿胀、出血;第4～5腰椎,第5腰椎至第1骶椎间隙压痛、放射痛;双下肢直腿抬高试验阳性,加强试验阳性,股神经牵拉试验阳性。影像学检查报告:第 1 case information brief case Love summer, female, 31 years old. On the evening of January 31, 2009, a dispute with others occurred in a coffee shop, a waistache was felt after being pushed down by a man and restricted in activities. Medical records recorded on February 1 check: sacrococcygeal tenderness significantly, good activity of both lower extremities. February 4 examination: no obvious lumbar deformity, local swelling, bleeding; 4 to 5 lumbar, lumbar 5 to the first lumbosacral space tenderness, radiating pain; lower limb straight leg raising test was positive, to strengthen the test positive , Femoral nerve traction test positive. Imaging examination report: the first