较早出现梗阻症状的是下列哪种食管癌() ["髓质型","蕈伞型","溃疡型","缩窄型","菜花型"]
下列何方的药物配伍体现了攻下扶正,邪正合治() ["十枣汤","防风通圣散","大承气汤","大柴胡汤","黄龙汤"]
女,40岁,诊断为毒性弥漫性甲状腺肿多年,曾先后出现以下症状,其中何为该病少见而又特征性的表现() ["明显多食","月经减少","心房鲚动","双下肢软瘫","胫前黏液性水肿"]
患者60岁,突然不能说话,右侧肢体无力,约5~6分钟恢复,反复发作,发作后检查无神经系统体征。首先应考虑的诊断是:() ["局灶性癫痫发作","脑栓塞","癔病发作","颈内动脉系统TIA","椎塞底动脉系统TIA"]
DNA损伤修复所需的核酸内切酶缺乏,会造成() ["A.肝炎","B.着色性干皮病","C.高胆固醇血症","D.痛风","E.黄疸"]
主动脉瓣关闭不全时,周围血管检查有何异常?