AKIN Classification of AKILoading...Absolute increase in serum creatinine ≥0.3 mg/dL (≥26.4 μmol/L)No0Yes+1Increase in serum creatinine ≥1.5x above baselineNo0Yes+3Oliguria (urine output < 0.5 mL/kg per hour) for > 6 hoursNo0Yes+6适用指征洞见与注意事项