Ovarian torsion is one of the gynecological emergency. This complication requires high clinical suspicion and early detection, to prevent permanent loss of ovarian function. The long uterine ovarian ligament could be a risk factor for ovarian torsion. We want to measure the uterine ovarian ligament length during routine laparoscopy/laparotomy and to compare the length between the torsion group and other non torsion patients