since our previous studies had shown decreased colonic concentrations of peptide yy in the idiopathic inflammatory bowel diseases , a specific radioimmunoassay was used to measure fasting serum concentrations of peptide yy in healthy controls and in patients with adenocarcinoma of the rectum , idiopathic chronic active liver disease and hepatic cirrhosis , ulcerative colitis , and crohn 's disease .
C0021390
inflammatory bowel diseases
C0010346
crohn 's