一风心病患者,入院后检查心电图:心室率85次/min,电轴150°,PⅠ、PⅡ、PavL切迹明显,P波时限>0.13s,Vlnf为0.08ms,V1R/S>1,VSR/S ["右心室肥大伴一度房室传导阻滞","右心室肥大","左心房、右心室肥大","右心房、右心室肥大","左心房、右心室肥大伴一度房室传导阻滞"]
女性,10岁,近2个月来出现注意力下降、字迹歪斜、学业退步、扮鬼脸,查体:神清、面部挤眉弄舌,伴上肢交替伸展,四肢肌张力低、腱反射减弱。心律为98次/min,心尖部可闻及舒张期杂音。本病不会出现哪种症状() ["A.风湿性心脏病","关节炎","环形红斑","皮下结节","皮肤紫癜"]
肉豆蔻治脾肾虚寒久泻与其哪些功效有关() ["涩肠止泻","温中止痛","温中行气","暖脾胃,固大肠","补益肝肾"]
一患者,1年中突发心悸2次,此次发作20min,心电图示:R-R规则,频率180次/min,QRS时间0.09s,最可能诊断() ["阵发性室上性心动过速","心房颤动","阵发性室性心动过速","非阵发性交界性心动过速","窦性心动过速"]
下列哪种偏倚在队列研究中是见不到的() ["入院偏倚","回忆偏倚","失访偏倚","混杂偏倚","存活病例偏倚"]
腹股沟管的上壁是()。腹股沟管的下壁是()。