下列哪项体征提示急性细菌性心内膜炎() ["胸痛","咯血","水冲脉","Janeway损害","毛细血管搏动"]
中度主动脉瓣反流,反流束宽度/左室流出道宽度应为()。 ["5%~10%","10%~15%","15%~20%","20%~25%","25%~46%"]
不属于急性链球菌感染后肾炎重型表现的是() ["严重循环充血","大量蛋白尿","急性肾衰竭","高血压脑病","以上均不是"]
梅尼埃病发作时见到的自发性眼震类型多数为()。
21/21易位携带者,其下一代的患病率为()标准型21-三体综合征的再发生风险率为()母方为D/G易位,则每一胎患病的风险率为()父方为D/G易位,则每一胎患病的风险率为() ["1%","2%","4%","10%","100%"]
金合金全冠抛光所用的抛光剂是()。