胆道异常的MRI表现有哪些?
关于排泄性尿路造影在诊断膀胱癌的价值，下列哪项是错误的() ["A．了解双肾功能","B．有否因膀胱肿瘤引起的上尿路梗阻","C．有否合并肾盂癌及输尿管癌","D．根据膀胱内充盈缺损，初步估计肿瘤大小及部位","E．可确定膀胱肿瘤浸润深度"]
何为重复时间(TR)?
猩红热样型药疹()猩红热() ["A．咽峡炎","B．咽拭培养有溶血性链球菌","C．两者均有","D．两者均无"]
下列哪种膀胱肿瘤情况可采用经尿道电切或电灼() ["A．肿瘤小于2cm，有蒂，单发或为数不多","B．肿瘤侵犯膀胱肌层","C．多发且基底较宽","D．复发且恶性程度增加","E．肿瘤边缘距输尿管口不足2cm"]
磁共振尿路造影(MRU)的正常表现有哪些?
