<Li> Disaccharidase (lactase) deficiencies </Li> <Li> Primary bile acid malabsorption </Li> <Li> Familial adenomatous polyposis syndrome (FAP) </Li> <Li> Other conditions <Ul> <Li> Crohn's disease, and the more general inflammatory bowel disease </Li> <Li> Typhlitis (neutropenic colitis in the immunosuppressed </Li> <Li> Coeliac disease (sprue or non-tropical sprue) </Li> <Li> Mesenteric ischemia </Li> <Li> Embolus or thrombus of the superior mesenteric artery or the superior mesenteric vein </Li> <Li> Arteriovenous malformation </Li> <Li> Gastric dumping syndrome </Li> <Li> Irritable bowel syndrome </Li> <Li> Duodenal (peptic) ulcers </Li> <Li> Gastrointestinal perforation </Li> <Li> Hyperthyroidism </Li> <Li> Diverticulitis </Li> <Li> Radiation enterocolitis </Li> <Li> Mesenteric cysts </Li> <Li> Peritoneal Infection </Li> <Li> Sclerosing retroperitonitis </Li> <Li> Small intestinal bacterial overgrowth </Li> <Li> Endometriosis </Li> </Ul> </Li>

Enzyme continues the breakdown of proteins in the small intestine