Impact of intraoperative zero-balance fluid therapy on the occurrence of acute kidney injury in patients who had undergone colorectal cancer resection within an enhanced recovery after surgery protocol: a propensity score matching analysis.

Despite the proven benefits of zero-balance fluid therapy in colorectal ERAS protocols, care should be taken to monitor for postoperative AKI. Further studies regarding the clinical significance of postoperative AKI occurrence and optimised intraoperative fluid therapy are needed in a colorectal ERAS setting.