Regarding the causes of chronic renal failure, experts say that the causes of chronic renal failure are generally more complex, among some primary kidney diseases, the most common is chronic glomerulonephritis, which accounts for more than half of the total incidence of chronic renal failure (about 50% to 70%), and chronic pyelonephritis accounts for about a quarter of the total incidence of chronic renal failure, and there are also some other reasons that can cause chronic renal failure. There are also other reasons that can cause chronic renal failure, for example, many chronic renal failure patients originally have renal arteriosclerosis and other diseases, which will become more and more serious over time, and eventually lead to the occurrence of chronic renal failure. Chronic renal failure is a kind of renal disease that occurs on the basis of various chronic renal diseases. On the basis of some simple and mild renal diseases that the patients originally suffered from, some symptoms of renal decompensation slowly appear, and then until the patients suffer from the symptoms of renal failure, which is the most basic pathogenesis of the renal failure disease. Chronic renal failure patients usually strengthen physical exercise, effectively improve the body’s defense ability. The most important manifestation of chronic renal failure disease is that the patient’s kidney function will be reduced, the patient’s body metabolite retention, the patient’s body water electrolyte and acid-base balance began to be imbalanced, which ultimately led to the patient’s kidneys are not able to maintain the basic stability of the human body’s internal environment. In general, experts point out that if you can understand the pathogenesis of chronic renal failure disease, you can prevent chronic renal failure disease very effectively. Chronic renal failure patients usually need to regulate their own body organs. Our daily life must be regular, diet also try to pay attention to hygiene, more to avoid the invasion of foreign evil, especially in the epidemic season and the region more should strengthen the preventive measures. Do not eat too much spicy and thick food, so as not to breed all kinds of dampness and heat.