Stage 1 | Increase in serum creatinine to 150 to 199% of baseline |
OR | |
Increase of ≥0.3 mg/dl (26.4 mmol/L) | |
OR | |
Urine output <0.5Â ml/kg/h for >6 but <12Â h | |
Stage 2 | Increase in serum creatinine to 200 to 299% of baseline |
OR | |
Urine output <0.5Â ml/kg/h for >2 but <24Â h | |
Stage 3 | Increase in serum creatinine to ≥300% of baseline |
OR | |
Increase of serum creatinine of ≥4 mg/dL (354 mmol/L) with an acute increase of at least 0.5 mg/dl (44 mmol/l) | |
OR | |
Urine output <0.3Â ml/kg/h for >24Â h | |
OR | |
Anuria for >12Â h |