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患者 ,男 ,2 3岁 ,因腰骶部疼痛 3年于 1995年 9月 2 0日入院。查体 :跛行 ,腰椎生理前突消失变直。Ｌ4、5棘突压痛向骶尾部放射。左直腿抬高试验 5 0°( +) ,加强试验 ( -)。双小腿皮肤感觉轻度减退 ,左趾背伸力弱 ,双跟腿反射弱。Ｘ线检查示右骶髂关节模糊。ＣＴ示Ｌ3 ,4 、
The patient, male, 23 years old, admitted to hospital on September 20, 1995 because of pain in the lumbosacral area for 3 years. Physical examination: limping, lumbar physiology before the sudden disappearance of straightening. L4, 5 spinous process tenderness radiation to the sacrococcygeal. Left straight leg raise test 50 ° (+), strengthening test (-). The skin feels slightly diminished in the double lower leg, with weak left dorsal extension and weak double-leg reflexes. An X-ray examination showed a blurred right ankle joint. CT shows L3,4,