足月新生儿生后第二天出现黄疸,间接胆红素220μmol/L,最不可能的诊断是() ["新生儿ABO溶血","新生儿Rh溶血","新生儿败血症","先天性胆道闭锁","G6PD缺乏症"]
心动超声评价心室舒张期正常时()。 ["E/A不应小于2.0","E/A不应小于3.0","E峰=A峰","A峰","A峰>E峰"]
慢性肾小球肾炎肾功能不全患者,出现以下哪项改变即可诊断为尿毒症() ["血钾>6.5mmol/L","尿比重低于1.010,夜尿增多","HC0<14mmol/L","BUN>20mmol/L","肌酐清除率10ml/min"]
医学上所指的职业病是() ["与职业有关的疾病","工厂、矿山中最常见的疾病","职业性有害因素引起的特定疾病","职业性有害因素的非特异性作用引起的疾病","工人接触毒物引起的中毒"]
患者男性,78岁,1天前因右腹股沟疝嵌顿手法回纳后,即感腹痛。现因腹痛加剧、腹胀、气促、呕吐而来就诊。查体:神志淡漠,四肢厥冷。脉细速140次/分,血压60/40mmHg,腹胀,全腹压痛、反跳痛、肌紧张,以脐右最为明显,诊断肠坏死穿孔、弥漫性腹膜炎、中毒性休克应选择的处理方案为() ["A.立即手术","非手术治疗","先观察视发展再决定治疗方案","积极抗休克治疗,并进行手术治疗","以上均不对"]
24小时咯血量超过多少为大咯血()。