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Kidney DiseaseFrequently Asked Questions14. What is dialysis and how is it used to treat kidney failure? Click to enlarge image Dialysis is a treatment to filter wastes and water from your blood. There are two major forms of dialysis: hemodialysis and peritoneal dialysis. In hemodialysis, blood is run through an external filter and the clean blood is returned to the body. Hemodialysis is usually done at a dialysis center three times a week. Each session usually lasts between three and four hours. (Answer continues on next page.) |
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