Abstract
Women taking oral anticoagulants often have abnormal uterine bleeding (AUB). For women who need long-term anticoagulation the levonorgestrel-releasing intrauterine system (IUS-LNG) is an alternative for bleeding control and also for contraception. However, it is unclear whether the menstrual pattern of women using oral anticoagulants and IUS-LNG is similar to that of non-users of anticoag…