試題詳解

10. 一位64歲男性，接受冠狀動脈繞道手術後第二天，出現寡尿(oliguria)，腎功能異常。病人的以下哪一種臨床敘述，最符合手術後發生pre-renal azotemia (AKI)的臨床診斷?
(A) Hypotension or cardiogenic shock
(B) Functional excretion of sodium is 3.5%
(C) Urine sodium is 40 mEq/L
(D) BUN/creatinine ratio is 10
(E) Low urine specific gravity (＜ 1.015), and active urinary sediment (+)