Clinical Trial

Sentinel Lymph Node Biopsy Versus no Axillary Surgery in Early Breast Cancer

Study acronym: VENUS
Active, Not Recruiting
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Summary
The VENUS trial is a prospective, multicenter, noninferiority, randomized, controlled clinical trial that compares sentinel lymph node biopsy versus no axillary surgery in women with early breast cancer (tumor \<5cm) and node-negative after clinical palpation and axillary ultrasound.
Protocol Amendment History 3 amendments
This ClinicalTrials.gov record has been amended 3 times since 2022-04-06; most recent amendment 2026-05-03.
Status change: Recruiting → Active, Not Recruiting 2026-05-03
Trial Details
NCT Number NCT05315154
Lead Sponsor University of Campinas, Brazil
Conditions Breast Cancer
Enrollment 800 participants
Start Date 2019-10-02
Primary Completion 2026-04-22 (estimated)
Study Completion 2029-10-02 (estimated)
Updated on ClinicalTrials.gov 2026-05-07