胸椎动脉瘤样骨囊肿１例报告韩孝勉，王德杰患者男，２０岁。主诉：双下肢麻木、腰痛年余，行走困难半个月。查体：两下肢痉挛步态，肌张力增高，肌肉未萎缩，肋弓平面以下痛觉减退，上腹壁反射存在，中下腹壁反射消失，双膝、跟健反射，髌、踝震挛（＋）。ｘ线检查：胸椎... A case of aneurysmal bone cyst in thoracic vertebrae Han Xiaozheng, Wang Dejie, male, 20 years old. Chief complaint: After numbness in both lower extremities and low back pain for more than two months, it was difficult to walk for half a month. Physical examination: gait in both lower limbs, increased muscle tone, no muscle atrophy, pain relief below the costal plane, presence of upper abdominal wall reflex, disappearance of middle and lower abdomen wall reflections, knees, follow-up reflexes, squatting, and deafness (+) . X-ray examination: thoracic spine...