Peritoneal dialysis is a medical treatment that uses the lining of the belly as a natural filter to take waste and extra water out of the blood. It can take over this job when the kidneys can't do it.

5 Division of Nephrology, Department of Medicine, National University Hospital, Singapore 6 Division of Respiratory and Critical Care Medicine, Department of Medicine, National University Hospital, ...

Peritoneal dialysis (pronounced: per-uh-tuh-NEE-ul dye-AL-uh-sis) is a kind of kidney dialysis. Peritoneal dialysis uses one of the body's natural systems — the lining of the belly — as a filter. Some ...

According to the National Kidney and Transplant Institute, peritoneal dialysis (PD) is a form of renal replacement therapy (RRT) where the patient’s own peritoneal membrane or lining of ...