Wednesday, November 30, 2011

ARTICLE

MAIN ARTICLES :

1.Peritoneal dialysis,

In peritoneal dialysis,a sterile solution containing glucose is run through a tube in to the peritoneal
cavity ,the abdominal body cavity around the intestine, where the peritoneal membrane acts as a semi permeable membrane.The peritoneal membrane or peritoneum is a layer of tissue containing blood vessels that lines and surrounds the peritoneal ,or abdominal,cavity and the internal abdominal organs (stomach,spleen,intestine and ).
The  dialysate  is left there for a period of time to absorb waste products,and then it is drained out through tube and discarded. This cycle or exchange is normally is normally repeats 4-5 times during the day,Each time the dialysate fills and empties from the abdomen is called one exchange.The time of dialysate stay in patients abdominal cavity-wastes chemicals and extra chemicals moves from patients blood to the dialysate across the peritoneum.A drain process is the process after the dwell time ,the dialysate full with waste products and extra fluids is drained out of patients blood.
Ultrafiltration occurs via osmosis,the dialysis solution used contains a high concentration of glucose,and the resulting osmotic pressure causes fluid to move from the blood in to the dialysate.as a result, more fluid is drained than was installed.Peritoneal dialysis is less efficient than hemodialysis,but because it is carried out for a longer period of time the net effect in terms of removal of waste products and of salt and water are similar to hemodialysis.Peritoneal dialysis is carried out in home by a patient,although support is helpfull,it is not essential

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