Clinical features: Oliguria or Non-oliguria 2. Isosthenuria the specific gravity of urine become fixed at 1.010 or 0.285 mOsm /L (equal to the osmotic concentration of plasma), implying an inability of the kidney to concentration or dilute the urine 3. Urinary Nat >40mmo 1/l (ability to reabsorb Na +V 4. Hematuria 5. Azotemia(urinary cr/plasma Cr<20 2121 Clinical features: 1. Oliguria or Non-oliguria 2. Isothenuria the specific gravity of urine become fixed at 1.010 or 0.285 mOsm / L (equal to the osmotic concentration of plasma), implying an inability of the kidney to concentration or dilute the urine. 3. Urinary Na+ >40mmo l/L (ability to reabsorb Na + ) 4. Hematuria. 5. Azotemia(urinary Cr/plasma Cr < 20)