Ki-67 Expression in Sclerosing Adenosis and Adjacent Normal Breast Terminal Ductal Lobular Units: A Nested Case-Control Study from the Mayo Benign Breast Disease Cohort

摘要

PurposeSclerosing adenosis (SA) increases risk for invasive breast cancer (BC) 2.1 times relative to that in the general population. Here, we sought to evaluate whether the proliferation marker Ki-67 stratifies risk among women with SA.