If it's longer than 48 hours I'd talk to a nurse. Normally the recommendation is to stop eating and really up your water intake to flush out whatever bug is causing the trouble, but if it's surgery-related I'm really not sure...
Referral May 2013 / orientation at TWH June 27 / nurse practitioner July 3 / social worker August 19 / nutrition class August 26 / nutritionist August 30 / psychologist September 3 / meet surgeon (Dr. Penner) September 20 / PATTS October 10 / Surgery October 18 2013!