Pre-renal azotemia is associated with one of the following characteristic feature:: (A) Urinary Na+ < 10 mmol/L, (B) Renal failure index > 1, (C) Osmolality < 500, (D) Urinary creatinine / P. creatinine ratio < 20
Answer is A. Ans. is 'a' Urinary Na+ < 10 mmol/litre Explained earlier