results for patients with pancreatic insufficiency , intestinal bacterial overgrowth , primary hypolactasia , ileocolic or colonic crohn 's disease , and ulcerative colitis were comparable with those in normal controls , whereas in 23 out of 24 untreated coeliacs , and five out of eight patients with crohn 's disease involving the more proximal small bowel , the cellobiose/mannitol ratio was clearly abnormal .
C0021853
intestinal
C0009324
ulcerative colitis