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Time/frequency of treatment: What
else in one’s life would one have to
give up to spend more time on dialysis?
Does a patient feel it necessary
to have intermittent breaks from the
dialysis routine? Machine utility is
an important component. It is a
question of lifestyle. Some patients
will be on dialysis for the rest of
their lives. |
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Access: What risk does more frequent
dialysis impose for access
damage or loss? This is a long-term
problem. Successful use of
catheters, fistulas, and grafts for
daily dialysis on a short-term basis
(2 – 3 years) has been demonstrated.
Catheters are not without risks for
blood vessel damage and infection.
The survival of fistulas and grafts
could be foreshortened by frequent
use. What about those who most
fear needle sticks? |
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Overdialysis: Daily dialysis is said to
provide a more normal internal
(physiologic) milieu for dialysis
patients; however, dialysis does not
provide a reabsorptive function for
essential blood elements. Could
there be excess removal, especially
with long nocturnal dialysis? |
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Bioincompatibility: No dialysis
membrane is perfectly biocompatible.
There are complications of
bioincompatibility to dialysis
patients. Will better removal of beta-2-
microglobulin delay amyloid
accumulation, or will amyloidosis
develop faster if stimulated produc-tion
is further increased? Will
immune function improve with
more-frequent dialysis, or be dam-aged
by more-frequent exposure to
artificial membranes? |