Chronic Kidney Disease - Dialysis Content Flashcards
Dialysis works through?
Osmosis
Diffusion
What is Dialysis?
Substances move from blood through a semipermeable membrane and into a dialysis solution
What is the dialysis solution called?
Dialysate
What percentage of people get Hemodialysis?
90%
What percentage of people get Continuous Ambulatory Peritoneal Dialysis?
10%
Where is the membrane located for Hemodialysis?
Outside of body
Where is the membrane located for Peritoneal Dialysis?
Peritoneum
What is needed for Hemodialysis?
An access
Types of Accesses
AV Fistula
External Devices
The AV Fistula is…
permanent
Most common placement for AV Fistula?
Forearm
What happens to the vein and artery where the AV Fistula is placed?
It is anastomosed
An anastomosis requires how long to “mature” before using?
Months
Nursing Implications for the AV Fistula?
Assess for a thrill and a bruit every shift
Avoid BPs, IV sticks in affected arm
Assess peripheral perfusion distal to site
Who does an anastomosis?
OR surgeon
An AV Fistula should last up to ___ ___with dialysis, if it used and does well its first ___ ___.
20 years; 6 months
Thrills and bruits are ______ findings?
expected
A _____ and _____ confirms patency
thrill; bruit
If no thrill or bruit is heard…
notify the provider
Assess peripheral perfusion by:
checking cap refill, radial and ulnar pulses, numbness/tingling, motor dexterity, pain
AV graft is made of…
synthetic material
Advantage of AV Graft…
matures or can be used quicker than AV Fistula
Disadvantage if AV Graft…
body recognizes it as a foreign object and it can become infected