Normalization of urinary creatinine may indicate that the disease is under control to some extent, and the kidney function has started to recover gradually. However, there are many factors affecting urinary creatinine, so we still need to continue to observe and review the urine creatinine and analyze it together with the blood creatinine. Urine creatinine usually reflects the glomerular filtration function, when the renal filtration function is relieved or improved, the urine creatinine may return to normal, but at this time does not indicate that the renal disease is completely recovered, it only indicates that there may be some improvement, still need to adhere to the treatment, and through other indicators such as blood creatinine, urinary protein and other indicators to determine the synthesis. Still need to treat and observe for a period of time, and with some other clinical examination to determine whether the disease is cured or not. Short-term normalization of urinary creatinine still need to be observed in the hospital for a period of time, combined with the blood creatinine situation to determine the comprehensive, in accordance with the doctor’s instructions for treatment.