GPT and metabolic dysfunction-associated steatotic liver disease: On baseline laboratory analysis before resection, median ALT and AST were higher in patients with other etiologies compared with NAFLD/NASH (ALT: 45 IU/L vs. 34 IU/L, P = .004; AST: 50 IU/L vs. 36 IU/L, P = .003) (Table 2).