<prompt> All of the following are true about Prerenal Azotemia, Except:Urinary CrPlasma Cr 40FENa 1Urinary output 400m1dayPlasma BUNCreatinine ratio 20  <response>: Answer is D Plasma BUNCreatinine ratio 20: Prereanl Azotemia is characterized by, Plasma BUNcreatinine ratio of20: I Oliguria urine output that cannot be used to differentiate Prerenal Azotemia from Intrinsic Renal failure ATN Urine output Decreased urine output represents oliguric renal failure and may be seen in both prerenal and renal azotemia. UcrPcr 40; FENa I and UNA 20 meci1 are features of Prerenal Azotemia that may be used to distinguish Prerenal Azotemia from Intrinsic Renal Azotemia. 