Common symptoms of kidney disease include abnormal urination, abnormal urine, body swelling, back pain, high blood pressure and so on. 1. Abnormal urination: When inflammation occurs in the urinary system, abnormal urination will occur, which is manifested as frequent urination, urinary urgency, painful urination and so on. 2. Abnormal urination: when renal failure occurs, affecting the normal function of the kidneys, the phenomenon of oliguria or anuria will occur. When the water intake is too much, due to renal tubular and renal interstitial lesions, resulting in increased drainage of the kidneys, excessive excretion of certain substances from the body in the urine, the phenomenon of polyuria, and even hematuria or proteinuria will occur. 3. Swelling: the body will excrete the excess water through the kidneys, when kidney disease causes abnormal kidney function, it can lead to water retention in the body can not be discharged, and the phenomenon of edema occurs. In mild edema, the eyelids are slightly swollen in the morning or weight gain can be noticed. Severe edema can be obvious edema of the whole body, and even have chest and abdominal fluid. 4. Low back pain: Acute pyelonephritis and kidney stones can cause low back pain on one side or both sides. 5. Hypertension: water and sodium retention caused by kidney disease can cause renal hypertension, usually mild to moderate hypertension. Patients with renal disease are advised to go to the hospital in time and follow the doctor’s instructions for symptomatic treatment to avoid delaying the condition.