There are very many symptoms in the early stage of nephritis, these symptoms vary from person to person, different patients with nephritis have different symptoms, usually the early stage of nephritis is relatively mild, many patients can have no symptoms. And nephritis is often found through hospitalization or in the process of physical examination to see the urine routine abnormalities, the patient has proteinuria, hematuria or found to have kidney function abnormalities, so as to diagnose with nephritis. More patients with nephritis in the early stage of the disease show back pain, easy to fatigue, poor concentration, and the color of the urine becomes darker, found to have hematuria, and found to have a lot of bubbles in the process of urination, and these bubbles are not easy to dissipate. Some patients can find edema of eyelids and face in the morning, and it is very obvious, but the lower limbs don’t have edema, and some patients with nephritis have various symptoms such as dizziness, headache, and elevated blood pressure in the early stage.