[名词解释] 肩周炎

原发性骨质疏松症 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"] 痛风 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"] 肩周炎