Hello Pooty...I'm so sorry to read this....Under these circumstances, we ALL question whether we did the right thing...This is a personal decision that each owner must go through......I know the grief is awful, but it will get better with time.....My heart goes out to you and your Perci.....
I am including this forum's largest thread on Kidney disease...It might help you with some answers....It is quite long & sad, but I believe it will help to see how other cases have turned out......Here it is:
http://www.medhelp.org/posts/Dogs/4th-stage-renal-failure-in-my-dog/show/425814?page=1
"Run Free little Perci"..............Sincerely, Karla