Tim, it isn't just people with UC. Problems with D can appear in anyone after gall bladder removal, and are mostly related to the fat content of the food eaten. Because the gall bladder typically releases extra bile to deal with large amounts of dietary fat and it is now gone, you can get diarrhea.
For a very small number of people, this is a real problem. Most people are able to control it by avoiding high-fat foods.
Ulcerative colitis forum co-moderator
Moderate to severe left-sided UC diagnosed 2001.
Flared for 5 years, finally in remission with Remicade since March 2006.
Avascular necrosis in both shoulders is my "forever" gift from steroids.
Colazal, Remicade, Nature's Way Primadophilus Reuteri.
"My life is an ongoing medical adventure"