1Department of Gastroenterology and Hepatology, Flinders Medical Centre, Bedford Park, South Australia 2Metabolic Clinic, Women's and Children's Hospital, North Adelaide, South Australia 3College of Medicine and Public Health, Flinders University, Bedford Park, South Australia Abbreviations: ACLF, acute-on-chronic liver failure; ALT, alanine transaminase; AST, aspartate transaminase; CPT, carnitine palmitoyl transferase; INR, international normalized ratio; NAS, NAFLD activity score. Correspondence Kate R. Muller, Department of Gastroenterology and Hepatology, Flinders Medical Centre, Flinders Drive, Bedford Park SA 5042, Australia. Email [email protected]