<unk>  (ISM) is a rare disease of the small intestine, characterized by chronic inflammation and eventual fibrosis of the mesentery. It has also been called mesenteric lipodystrophy, or retractile<unk> .
Idiopathic sclerosing mesenteritis
Collagenous colitis
Microscopic colitis
Lymphocytic colitis
Diversion colitis
Cytomegalovirus colitis
Ulcerative colitis
Environmental enteropathy