Vascular occlusion to protect against intraoperative blood loss in liver surgeries: new perspectives on a traditional technique

The correlation between decreased blood loss and improved clinical and oncological outcomes has been described in liver surgery:considering that perioperative blood transfusions are associated with a higher rate of recurrence and lower survival after resection of colorectal liver metastases and hepatocellular carcinoma,any effort to address the task of bleeding control and reduce the need for blood transfusions is of outstanding importance(1).