ATN

• • Urine indices that suggest intrinsic AKI:
  • • Urine specific gravity <1.012
    • Urine osmolality (mOsm/kg H2O) <500
    • Urine sodium (mEq/L) >40
    • Plasma BUN/creatinine ratio <10-15
    • Urine/plasma creatinine ratio <20
    • Muddy Casts/ Tamm-Horsfall Protein