下列哪项不是椎动脉型颈椎病主要症状() ["A．眩晕性恶心、呕吐","B．耳鸣耳聋","C．手肿胀、心慌、血压不稳","D．突然摔倒","E．颈酸胀痛"]
轮状病毒性婴幼儿急性胃肠炎临床特点是() ["A．多数以发热起病","B．病程多为7～10天","C．大便每日10～20次","D．先有腹泻再出现呕吐","E．多为黄色水样便，常伴有粘液脓血"]
肝囊肿的CT表现有哪些?
下列哪项不是神经根型颈椎病症状() ["A．颈僵活动受限","B．头、枕、颈痛","C．手麻","D．下肢无力、步态不稳、手足颤动","E．肘部痛、胀"]
胆囊炎的CT表现有哪些?
肝硬化的CT表现有哪些?
