1.Edema ,especially in the morning will see eyelid or face edema ,but in the afternoon or evening the illness will relieve .Serious edema will occur in the double ankle inside and double lower limbs and lumbosacral portion .
2.The foam of the urine increase and long-term disappear shows that the urine contains more protein .
3.The urine color presents incarnadine ,muddy or washing water and the water that clean out rice meat ,should go to the hospital immediately .
4.If the young people occur nocturnal enuresis ,should pay more attention .
5.The early symptoms also include backache without reason 、anemia and other symptoms .
6.The elevation of blood pressure is also the symptom of early nephritis .The reason is that the waste of the body cannot eliminate outside ,so the kidney will occur some substances which can let the blood pressure rise .