患者,男,40岁,司机。翻车后方向盘挤压腹部致下腹部剧痛、双下肢无力,排尿困难,感觉过敏7小时入普外科。查下腹都有明显压痛、反跳痛、肌紧张,未闻及肠鸣音,疑有腹腔脏器损伤,予急诊剖腹探查。腹壁及腹腔脏器均未见异常。术后详查,患者双下肢肌力Ⅱ级,感觉过敏;膝反射及跟腱反射减弱,提睾、缩肛反射存在,L_1棘突略向后突。拍腰椎正侧斜位片示:L_1椎板由棘突根 Patient, male, 40 years old, driver. After the rollover steering wheel squeeze the abdomen caused by abdominal pain, weakness of both lower extremities, dysuria, sensory allergy 7 hours into the general surgery. Check the abdomen there are obvious tenderness, rebound tenderness, muscle tension, no smell and bowel sounds, suspected abdominal injury, to emergency laparotomy. No abnormal abdominal wall and abdominal organs. Detailed postoperative examination, patients with lower extremity muscle strength Ⅱ, sensory allergies; knee reflex and Achilles tendon reflex, cremaster, anal reflex existence, L 1 spinous process slightly backward process. Beat the lumbar spine positive oblique film: L_1 lamina by the spinous process root