1 病例介绍患者,男,57 岁。腰痛1 a,双下肢行走困难10 月余,加重难以移动2 月。体检:双下肢股四头肌肌张力Ⅲ级,趾伸肌力0 级,双侧踝关节以下,足底浅感觉减退,尿潴留。经CT、X线、B超检查,提示L1椎体肿瘤累及腰肌。患者全身浅、深部淋巴结及肝、脾均不肿大。骨髓及周围血象无异 1 case description Patient, male, 57 years old. Low back pain 1 a, double lower extremities walking more than 10 months, increased hard to move in February. Physical examination: quadriceps lower extremity muscle tone Ⅲ, 0 extensor force, bilateral ankle joint below the plantar shallow sensory decline, urinary retention. The CT, X-ray, B-ultrasound, suggesting that L1 vertebral tumors involving the psoas. Patients with systemic superficial, deep lymph nodes and liver, spleen are not swollen. Bone marrow and peripheral blood is no different