Swansea criteria:
At least six of:
- Abdominal pain
- Vomiting
- Polydipsia/polyuria
- Encephalopathy
- WBC >11
- Bilirubin >14
- ALT/AST >42
- Ammonia >47
- Urate >340
- Hypoglycaemia
- Coagulopathy
- Creatinine >150
- Ascites or bright liver on ultrasound
- Steatosis on biopsy