Dialysis – peritoneal | UF Well being, College of Florida Well being

Dialysis - peritoneal | UF Health, University of Florida Health
June 20, 2019 0 Comments


Dialysis treats end-stage kidney failure. It removes dangerous substances from the blood when the kidneys can not.

Video: Dialysis

This text focuses on peritoneal dialysis.

Various Names

Synthetic kidneys – peritoneal dialysis; Renal substitute remedy – peritoneal dialysis; Finish-stage renal illness – peritoneal dialysis; Kidney failure – peritoneal dialysis; Renal failure – peritoneal dialysis; Persistent kidney illness – peritoneal dialysis


Your kidneys’ major job is to take away toxins and further fluid out of your blood. If waste merchandise construct up in your physique, it may be harmful and even trigger demise.

Kidney dialysis (peritoneal dialysis and different kinds of dialysis) does a few of the job of the kidneys after they cease working properly. This course of:

  • Removes further salt, water, and waste merchandise so they don’t construct up in your physique
  • Retains protected ranges of minerals and nutritional vitamins in your physique
  • Helps management blood stress
  • Helps produce purple blood cells


Peritoneal dialysis (PD) removes waste and further fluid by the blood vessels that line the partitions of your stomach. A membrane known as the peritoneum covers the partitions of your stomach.

PD entails placing a gentle, hole tube (catheter) into your stomach cavity and filling it with a cleaning fluid (dialysis answer). The answer incorporates a kind of sugar that pulls out waste and further fluid. The waste and fluid passes out of your blood vessels by the peritoneum and into the answer. After a set period of time, the answer and waste is drained and thrown away.

The method of filling and draining your stomach is known as an trade. The size of time the cleaning fluid stays in your physique is known as the dwell time. The variety of exchanges and quantity of dwell time is dependent upon the tactic of PD you utilize and different elements.

Your physician will carry out surgical procedure to position the catheter in your stomach the place it is going to keep. It’s most frequently close to your stomach button.

PD could also be an excellent choice if you would like extra independence and are in a position to be taught to deal with your self. You’ll have rather a lot to be taught and should be liable for your care. You and your caregivers should discover ways to:

  • Carry out PD as prescribed
  • Use the tools
  • Purchase and maintain monitor of provides
  • Stop an infection

With PD, it will be important to not skip exchanges. Doing so might be harmful to your well being.

Some folks really feel extra snug having a well being care supplier deal with their therapy. You and your supplier can determine what’s greatest for you.


PD offers you extra flexibility since you should not have to go to a dialysis heart. You possibly can have remedies:

  • At residence
  • At work
  • Whereas touring

There are 2 kinds of PD:

  • Steady ambulatory peritoneal dialysis (CAPD). For this technique, you fill your stomach with fluid, then go about your every day routine till it’s time to drain the fluid. You aren’t hooked as much as something in the course of the dwell interval, and you do not want a machine. You utilize gravity to empty the fluid. The dwell time is normally about 4 to six hours, and you will want 3 to 4 exchanges every day. You’ll have an extended dwell time at evening when you sleep.
  • Steady biking peritoneal dialysis (CCPD). With CCPD, you might be linked to a machine that cycles by 3 to five exchanges at evening when you sleep. You have to be connected to the machine for 10 to 12 hours throughout this time. Within the morning, you start an trade with a dwell time that lasts all day lengthy. This permits you extra time in the course of the day with out having to do exchanges.

The tactic you utilize is dependent upon your:

  • Preferences
  • Life-style
  • Medical situation

You too can use some mixture of the 2 strategies. Your supplier will enable you discover the tactic that works greatest for you.

Your supplier will monitor you to ensure the exchanges are eradicating sufficient waste merchandise. Additionally, you will be examined to see how a lot sugar your physique absorbs from the cleaning fluid. Relying on the outcomes, you might must make sure changes:

  • To do extra exchanges per day
  • To make use of extra cleaning fluid at every trade
  • To lower the dwell time so that you take in much less sugar


Kidney failure is the final stage of long-term (continual) kidney illness. That is when your kidneys can not help your physique’s wants. Your physician will talk about dialysis with you earlier than you want it. Generally, you’ll go on dialysis when you’ve solely 10% to fifteen% of your kidney perform left.


There’s a threat for an infection of the peritoneum (peritonitis) or the catheter website with PD. Your supplier will present you tips on how to clear and care in your catheter and stop an infection. Listed here are some suggestions:

  • Wash your fingers earlier than performing an trade or dealing with the catheter.
  • Put on a surgical masks when performing an trade.
  • Look intently at every bag of answer to examine for indicators of contamination.
  • Clear the catheter space with an antiseptic daily.

Watch the exit website for swelling, bleeding, or indicators of an infection. Name your supplier instantly if in case you have a fever or different indicators of an infection.

After the Process

Name your supplier immediately in case you discover:

  • Indicators of an infection, akin to redness, swelling, soreness, ache, heat, or pus across the catheter
  • Fever
  • Nausea or vomiting
  • Uncommon shade or cloudiness in used dialysis answer
  • You aren’t in a position to cross fuel or have a bowel motion

Additionally name your supplier in case you expertise any of the next signs severely, or they final greater than 2 days:

  • Itching
  • Bother sleeping
  • Diarrhea or constipation
  • Drowsiness, confusion, or issues concentrating


Cohen D, Valeri AM. Therapy of irreversible renal failure. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medication. twenty fifth ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 131.

Correa-Rotter RC, Mehrota R, Saxena A. Peritoneal dialysis. In: Skorecki Okay, Chertow GM, Marsden PA, Taal MW, Yu ASL, Brenner BM, eds. Brenner and Rector’s The Kidney. tenth ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 66.

Mitch WE. Persistent kidney illness. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medication. twenty fifth ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 130.

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