“…In rectal cancer patients (n = 5,959), the laparoscopic approach was used in 1899 patients, of whom 19 (1.0%) sustained ureteral injuries, whereas 17 (0.42%) of 4060 patients who underwent an open resection had a ureteral injury. In multivariate analysis adjusted for age, gender, ASA score, body mass index, tumor stage, preoperative chemoradiation, calendar year, and specialty of the surgeon, the laparoscopic approach was associated with an increased risk of ureteral injury (OR = 2.67; 95% CI = 1.26-5.65) 10) . Dissection of the "white line" on the colon side in order to leave the ureter in the retroperitoneum.…”