Healthy kidneys cleanse the blood by removing excess fluid, minerals and wastes. They also make hormones that keep the bones strong and the blood healthy. When the kidneys lose their ability to function properly, harmful wastes build up in the body, blood pressure may rise, and the body may retain excess fluid and not make enough red blood cells. When this happens, treatment is required to replace the work of the failed kidneys.

The two types of available treatment are:


A way to remove the waste products and extra water from the blood of patients with kidney failure. The two main types of dialysis are hemodialysis and peritoneal dialysis. Read detailed information about dialysis in our Health Topics section, including hemodialysis and peritoneal dialysis (PD).


The closest relation to a cure for kidney failure. However, transplantation is not a cure; it's an ongoing treatment that requires medicine intake for most of the patient's life. Read more about kidney transplantation.