Figure 2. Flowchart for patients with obesity and metabolic syndrome undergoing bariatric and metabolic surgery.

FIB-4: Fibrosis-4; VCTE: vibration controlled transient elastography; ELF: enhanced liver fibrosis; PNPLA-3: patatin-like phospholipase domain-containing protein 3; CHILD: Child Pugh classification; MELD: Model for end-stage liver disease; AST: aspartate aminotransferase; ALT: alanine aminotransferase; ALP: alkaline phosphatase; GGT: gamma-glutamyl transferase; ANA: antinuclear antibody; IgA: immunoglobulin A antibody; ICT: intraoperative computed tomography; TIPS: transjugular intrahepatic portosystemic shunt; HCC: hepatocellular carcinoma.