試題詳解

62. Laboratory indices for differentiation of prerenal versus Intrinsic renal azotemia. Which of the followings prefers pre-renal azotemia?
(A) High urine Na concentration ＞20 (mmol/L)。
(B) High Urine specific gravity ＞1.020。
(C) Low urine osmolality ＜300 (mosmol/kg H₂O)。
(D) High renal failure index (UNa/UCr/PCr) ＞1。
(E) Urinary sediment analysis reveals a lot of muddy-brown granular casts and casts containing tubular epithelial cells。