肾下垂应与下列哪些疾病相鉴别() ["A．异位肾","B．腹部肿物","C．肝脾肿大","D．胃下垂","E．多囊肾"]
有关精索静脉曲张不正确的有() ["A．婴幼儿精索静脉曲张发病率极低","B．青春期精索静脉曲张发病率高","C．肾癌会引起继发的精索静脉曲张","D．精索静脉曲张可继发睾丸鞘膜积液","E．其他部位的肿瘤不会引起继发的精索静脉曲张"]
诊断肾血管性高血压，适宜的检查有() ["A．放射性核素肾图","B．排泄性尿路造影","C．多普勒超声检查","D．腹主—肾动脉造影","E．血浆肾素活性"]
关于肾下垂，正确的有() ["A．多发生于矮胖体型的女性","B．可引起肾绞痛","C．一般需手术治疗","D．排泄性尿路造影可诊断","E．不会引起高血压"]
新生儿换血的血液选择?
什么是血型?
