Common causes of liver enzyme abnormality in IBD
| Hepatocellular enzyme abnormality | Cholestatic enzyme abnormality |
| DILI | PSC |
| Steatosis/NASH | DILI |
| Viral hepatitis | Primary biliary cholangitis |
| Auto immune hepatitis | Granulomatous hepatitis |
| TPN | Choledocholithiasis |
| Celiac disease | Amyloidosis |
| TPN | |
| AIH/PSC overlap |
DILI, drug-induced liver injury; IBD, inflammatory bowel disease; NASH, non-alcoholic steatohepatitis; PSC, primary sclerosing cholangitis; TPN, total parenteral nutrition.