Breast Cancer: Open Trials

ABCSG 41/OlympiA

A randomised, double-blind, parallel group, placebo-controlled multicentre Phase-III-study to assess the efficacy and safety of olaparib vs. placebo as adjuvant treatment in patients with germline BRCA1/2-mutations and high risk HER2-negative primary breast cancer who have completed definitive local treatment and neoadjuvant or adjuvant chemotherapy.


Intergroup-Sentinel-Mamma (INSEMA)-Trial: Comparison of axillary sentinel lymph node biopsy versus no axillary surgery in patients with early-stage invasive breast cancer and breast-conserving surgery: a randomized prospective surgical trial.


A study evaluating the pregnancy outcomes and safety of interrupting endocrine therapy for young women with endocrine responsive breast cancer who desire pregnancy.