No standardized description or definition of post-hepatectomy liver failure has been introduced. Definitions based on the degree of rise in serum total bilirubin or prolongation of prothrombin time postoperatively were predictive of shortterm mortality. Due to lack of universal definition, however, its prevalence is variable but may reach up to 12% posthepatectomy, according to the definition by International Study Group of Liver Surgery, and or 34%, as in some reports.1 The normal liver starts to regenerate within 2 week