[名词解释] 颈椎病

骨质疏松症(OP) 胃肠道造影检查图像中的“四相”，不包括下列哪项() ["A．粘膜相","B．加压相","C．充气相","D．双重对比相","E．充盈相"] 腰椎管狭窄症 食管癌好发于食管的() ["A．上段","B．中段","C．中上段","D．中下段","E．胃食管前庭段"] 腰3～4椎间盘突出症的临床表现可有()腰4～5椎间盘突出症的临床表现可有() ["A．下肢放射性疼痛","B．小腿外侧感觉障碍，阻趾背伸力弱","C．二者均有","D．二者均无"] 颈椎病