女性,5岁,尿频、尿急、尿痛5天,体温39.5℃,左肾区有叩击痛,尿常规蛋白(++),白细胞满视野,红细胞5~10个/HP。如果本次中段尿培养结果为大肠杆菌生长,细菌计数>100/ml,此时应考虑() ["A.慢性肾盂肾炎","复发","慢性间质性肾炎","重新感染","慢性膀胱炎"]
下列X线征象中,不是肺动脉高压的表现的是() ["肺动脉段明显凸出","肺门动脉扩张、搏动增强","出现肺门截断现象","右心室增大","肺纹理增多,边缘模糊"]
慢性呼吸衰竭最常见的病因是()。 ["充血性心竭","慢性支气管炎","支气管扩张","慢性阻塞性肺疾病","神经系统病变"]
下列哪项不是固定矫治器的组成部分() ["带环","矫治弓丝","托槽","末端弯","邻间钩"]
下列X线征象中,不是肺血减少的表现的是() ["肺血管纹理变细","肺门动脉正常","肺野透明度增加","肺动脉段凸出","肺静脉扩张"]
原发性肝癌的鉴别诊断。