Adnexal torsion is a current emergency in gynecology because it may compromises young women fertility. We have conducted a retrospective study about 26 adnexal torsion cases managed in B service of C.M.N.T during 4 years (1997-2001). Objective of our study is to improve patient fertility prognosis; we propose a diagnosis and therapeutic attitude which respect the time between diagnosis and treatment. Laparoscopy authorizes diagnosis, treatment and prognosis of this situation. It must usually be done in young woman who declare acute pelvic pain.