I had a temp ostomy and having it reversed I am having D and pain but I had complications with my ostomy surgery. You may want to post on the ostomies forum there are more people there that have had them for a longer time. They may have some tips for you
Dx with Crohn's 1987, symptoms as early as 1984.
Temp iliostomy February 2007, reversed June 2007, Ovarian cysts, migraines, allergies (incl food allergies) , oral allergy syndrome (diff than true food allergies), Asthma, Gall Bladder removed 1999, Inguenal hernia 1987