男性,28岁。活动后心悸气短,胸闷、乏力3年,1年前于活动中晕厥,以后发作3次。查体:胸骨左缘3肋间3/6收缩期杂音。X线片:心影轻度增大。心电图:Ⅱ、Ⅲ、aVF导联有Q波。超声:室间隔18mm。诊断是() ["心包炎","心肌炎","心肌梗死","肥厚型梗阻性心肌病","先心病,室缺"]
用人时为单位计算的率为() ["发病率","患病率","发病密度","累计发病率","死亡率"]
女性,40岁,十二指肠溃疡病史多年,近2个月来食后饱胀,每日傍晚呕吐大量胃内容物,酸臭无苦味,首先应想到()。 ["十二指肠溃疡急性发作","晚期胃窦癌","幽门梗阻","肠系膜上动脉压迫综合征","急性胃炎"]
亚急性感染性心内膜炎具有决定诊断意义的依据是() ["血沉","血象","尿常规","血培养","血清免疫学检查"]
CPS|和CPS‖均催化氨基甲酰磷酸的合成,而生成的氨基甲酰磷酸可参与尿素和嘧啶核苷酸合成,下述有关其叙述中哪项正确() ["CPSI参与嘧啶核苷酸合成","CPSⅡ参与尿素的合成","PSⅡ可作为肝细胞分化指标","N乙酰谷氨酸是CPSⅡ的别构抑制剂","CPSI可作为细胞增殖的指标,"]
房间隔缺损韵手术适应证有哪些?