某心源性水肿患者,用地高辛和氢氯噻嗪治疗,2周后患者出现多源性室性期前收缩。其主要原因是()。
A.低血钾
B.低血钙
C.低血钠
D.高血镁
E.低氯碱血症
参考答案:A
—Tom lost his job last week.
—___he is wandering in the street these days.
A.No doubt
B.No way
C.No wonder
D.No problem
对肾功影响最大的是: