🏛️ Verified NIH Record • Updated 2026-04-30

Tailored Axillary Surgery With or Without Axillary Lymph Node Dissection Followed by Radiotherapy in Patients With Clinically Node-positive Breast Cancer (TAXIS) (NCT03513614)

Tailored Axillary Surgery With or Without Axillary Lymph Node Dissection Followed by Radiotherapy in Patients With Clinically Node-positive Breast Cancer (TAXIS). A Multicenter Randomized Phase III Trial (OPBC-03/ SAKK 23/16 /IBCSG 57-18 / ABCSG-53 / GBG-101)

🔵 Active, Not Recruiting Observational / Diagnostic 🩺 Clinical Procedure Protocol Sponsor: University Hospital, Basel, Switzerland

🩺 Plain-English Summary (8th-Grade Level)

RATIONALE: The use of tailored axillary dissection as a tailored procedure will avoid surgical overtreatment by selectively removing the lymph nodes that are affected by the cancer, thereby sparing many women the unnecessary complications of a radical surgery, providing a better quality of life while keeping the same efficacy. PURPOSE: The phase III trial is evaluating the optimal treatment for breast cancer patients in terms of surgery and radiotherapy.

Who can join: Review the eligibility criteria below.

Location: Walter Reed National Military Medical Center — Bethesda, Maryland

Age range: 18 Years

🧪 Interventions in This Study

  • Tailored axillary surgery - both Arms (PROCEDURE)
  • Radiotherapy - Arm A (RADIATION)
  • Radiotherapy - Arm B (RADIATION)

📋 "Do I Qualify?" — 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria ↗

📍 All Participating Trial Locations (64 Sites)

Showing the first 25 of 64 sites.

  • Walter Reed National Military Medical Center — Bethesda, Maryland
  • Duke University/Duke Cancer Center — Durham, North Carolina
  • Swedish Cancer Institute — Seattle, Washington
  • Sanatorio Parque Breast Cancer Center — Rosario, Santa Fe Province
  • Institute of Oncology "Angel H. Roffo — Buenos Aires,
  • Krankenhaus Dornbirn — Dornbirn,
  • Landeskrankenhaus Feldkirch — Feldkirch,
  • Medical University of Innsbruck, Department of Gynecology — Innsbruck,
  • Ordens Kinikum Linz, Barmherzige Schwestern — Linz,
  • Universitätsklinik für Frauenheilkunde und Geburtshilfe; Landeskrankenhaus Salzburg der PMU — Salzburg,
  • Medizinische Universität Wien - Klinik für Chirurgie — Vienna,
  • Medizinische Universität Wien - Universitätsklinik für Frauenheilkunde — Vienna,
  • Hanusch Hospital Vienna — Vienna,
  • Klinikum Wels-Grieskrichen GmbH — Wels,
  • CIUSSS du Centre Ouest-de-l'Île-de-Montréal, Jewish General Hospital — Montreal,
  • Breast Centre of Clinical Hospital — Rijeka,
  • HRUHC Sestre milosdrnice — Zagreb,
  • KEM | Evang. Kliniken Essen-Mitte gGmbH — Essen,
  • Niels-Stensen-Kliniken Franziskus-Hospital Harderberg — Georgsmarienhütte,
  • Universitätsklinikum Heidelberg, Sektion Senologie — Heidelberg,
  • ViDia Christliche Kliniken Karlsruhe, Diakonissenkrankenhaus — Karlsruhe,
  • Helios University Hospital Wuppertal — Wuppertal,
  • Attikon University Hospital — Chaïdári, Athens
  • University Hospital of Heraklion — Heraklion, Crete
  • Alexandra General Hospital — Athens,

💰 Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

More studies in Node-positive Breast Cancer

💡 How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Review the official NIH record below to find the coordinating site.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
🏛️ View Official NIH Record ↗