Causes of bile acid diarrhoea
| Hepatic overproduction | True malabsorption |
| Idiopathic | Crohn’s disease |
| Postcholecystectomy | Right hemicolectomy |
| Irritable bowel syndrome-diarrhoea predominant type | Enteropathy (such as HIV (human immunodeficiency syndrome) |
| Pancreatic insufficiency | Pelvic radiation |
| Bariatric surgery | |
| Microscopic colitis | |
| Small bowel bacterial overgrowth |