Kidney yin deficiency belongs to the name of Chinese medicine, nephritis belongs to the name of Western medicine, the two should not be confused. Kidney yin deficiency is a disorder of yin and yang in the internal organs of the body, and its symptoms can be seen in a variety of diseases. Western medicine is based on the identification of disease, often for the cause of treatment, while Chinese medicine is based on the symptoms to treat the disease, treatment to identify the premise and basis. Nephritis clinical common blood in urine, cloudy urine or with foam, limb edema, etc., belongs to the Chinese medicine “urine turbidity” and other categories, the treatment should be used according to the deficiency and real respectively, clearing away heat and dampness (to remove the body’s heat and dampness), cool the blood to stop bleeding (to make the blood cool and moist, to prevent bleeding), invigorate the spleen and vital energy, and replenish the deficiency of the kidneys, and other methods. If there is evidence of Kidney-Yin deficiency, which is often accompanied by flushing of the face, heat in the hands, feet and heart, heartburn and thirst, and lumbar and knee soreness (a feeling of soreness and weakness in the lumbar and knee regions), the method of nourishing Yin and lowering Fire (nourishing Yin essence and lowering the Fire) should be used as a complementary measure. Note that the treatment of nephritis or kidney yin deficiency syndrome needs to be carried out under the guidance of a specialized physician.