Physical examination creatinine is high need to do the following points: first, you can first three days of light diet and then review the blood creatinine. If the blood creatinine is still elevated, you need to go to the hospital specialist, that is, nephrology for consultation. Secondly, you should complete the relevant tests in the hospital to evaluate your kidney function. The main routine examination includes urine routine, 24h urine protein quantification, urine microalbumin, as well as immune function test and urinary tract ultrasound. If the urologic ultrasound suggests that both kidneys have shrunk in size, it may indicate chronic renal insufficiency. If the assessment of the presence of urinary occult blood, urine protein, may be due to nephritis so induced renal insufficiency, blood creatinine increase. Thirdly, active treatment should be carried out under the guidance of the doctor. Fourth, for patients with poor renal function, it is a long-term treatment process, which should go through the patient’s regular follow-up and follow up.