Question

what is dialysis?what type of patients r put on dialysis machine??

Answer 1

dialysis is a process by which the waste and excess water is removed frm blood.
the persons whose kidney does not function well or do not have a proper kidney r put on this machine to remove the waste frm body.
i hope it helps..........

Answer 2

dialysis is a process by which the waste and excess water is removed from blood
it is a machine and is kept outside the body .
if the persons kidney does not function well or if both kidney have stopped functioning  have to use this machine to remove the waste from body 
they have to go under dialysis at least once in the week.