Does levonorgestrel-releasing intrauterine system increase breast cancer risk in peri-menopausal women? An HMO perspective

ConclusionsIn peri-menopausal women, LNG-IUS was not associated with an increased total risk of BC, although in the subgroup of women in their early 40 ’s, it was associated with a slightly increased risk for invasive tumors.
Source: Breast Cancer Research and Treatment - Category: Cancer & Oncology Source Type: research