1, edema often starts with the eyelids (some patients have edema starting from the lower extremities), and in severe cases it spreads to the whole body and even appears as pleural fluid and ascites. 2. Hypertension is one of the manifestations of kidney disease. He Wei, Department of Urology, The First Affiliated Hospital of Henan College of Traditional Chinese Medicine 3, frequent urination (more often), urgent urination (unable to hold urine), painful urination (pain in the abdomen and urethra when urinating). 4.Lower back pain Most of them are dull pain, but surgical disorders can have severe colic. 5.Little urine or no urine Less than 400ml per day and night is called little urine, and less than 100ml is called no urine. 6.Polyuria More than 2500ml per day and night is called polyuria. 7.Hematuria means that the urine contains blood cells, or the test shows positive occult blood (with a plus sign). 8.More foam in the urine may be a sign of increased urine protein, and a positive urine protein test is reliable evidence of increased urine protein. 9, other such as poor appetite, weakness, pale face, etc. If you have any of the above symptoms, we recommend you to consult a nephrologist and follow the medical advice for relevant tests. However, since most kidney diseases do not have obvious manifestations, it is recommended that you have regular systematic medical checkups, which should include urine and kidney function tests.