腰椎间盘突出症是指（） ["纤维环破裂","后纵韧带破裂","髓核突出","软骨板松动","黄韧带破裂"]
诊断腰椎间盘突出症的基本依据() ["A．压痛点","B．疼痛部位","C．皮肤感觉肌力及腱反射改变","D．直腿抬高试验和加强试验","E．以上均是"]
椎动脉型颈椎病有下列哪些临床表现() ["A．眩晕","B．头痛","C．听力下降","D．精神症状","E．视觉障碍和猝倒"]
血小板促凝活性
腰腿痛的基本病因是_______、_______、_______、_______。
纤溶酶
