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Study identifier: NCT07546695 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

Role of Axillary Lymph Node Dissection for Residual MACROMETASTASES After NEOADJUVANT Chemotherapy in Patients With HER2+ and Triple Negative Breast Cancer: The OPBC-11/MACRONAC Study

Condition: Breast Cancer  ·  Sponsor: University Hospital, Basel, Switzerland

PhaseN/A
Planned participants600
Who can joinAll sexes, N/A to no upper limit
Healthy volunteersNo

About this study

In this multicenter retrospective cohort study the aim is to determine the safety of omission of axillary lymph node dissection in patients with TNBC and HER2+ tumors with residual macrometastases (in the SLN/TAD/TAS or MARI node) after NAC.

This description comes directly from the study's public registry record.

Talk to the study team

Walter P. Weber, Prof. Dr. med.  ·  +41 61 328 61 49  ·  walter.weber@usb.ch

Andy Schneider, PhD  ·  +41 61 328 42 98  ·  andy.schneider@usb.ch

Always discuss trial participation with your own doctor first.

Locations (1)

Department Breast, Abdomen, Pelvis; Universitätsspital BaselBasel, SwitzerlandRecruiting

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Source record: clinicaltrials.gov/study/NCT07546695