External Validation and Optimization of the French Association of Hepatopancreatobiliary Surgery and Transplantation's Score to Predict Severe Postoperative Biliary Leakage after Open or Laparoscopic Liver Resection

The ACHBT score represents an externally validated tool to predict severe PHBL. Inclusion of conversion to open surgery as an additional factor to the score allowed it to improve its performance to predict severe PHBL after laparoscopic hepatectomy.