Why kidney failure?

Kidney failure is a kind of pathological state caused by the partial or complete loss of renal function caused by various chronic kidney diseases. It can be divided into acute renal failure and chronic renal failure. What is the cause of it? Generally acute renal failure is often caused by trauma and poison, resulting in insufficient renal blood supply, kidney obstruction caused by some reason, or damage by poison, resulting in an acute renal failure. Chronic renal failure, normal is due to chronic long-term kidney disease, kidney function gradually declines with time and disease, resulting in the occurrence of a renal failure. Therefore, in order to prevent renal failure, we must actively treat the primary disease.