Status:

RECRUITING

An Optimized Ultrasound Twinkling Marker for the Imaging of Lymph Nodes in Patients With Clinically Node-Positive Breast Cancer, The UTMOST2 Trial

Lead Sponsor:

Mayo Clinic

Collaborating Sponsors:

National Institute for Biomedical Imaging and Bioengineering (NIBIB)

Conditions:

Anatomic Stage II Breast Cancer AJCC v8

Anatomic Stage III Breast Cancer AJCC v8

Eligibility:

FEMALE

18+ years

Phase:

PHASE1

Brief Summary

This phase I trial studies the performance, including ultrasound visibility, of an optimized ultrasound twinkling marker in imaging lymph nodes in patients with clinically node-positive breast cancer....

Eligibility Criteria

Inclusion

  • Patient 18 years or older with breast cancer and biopsy-proven malignant involvement of an axillary lymph node
  • Surgical management will be determined by the surgeon, who will decide if preoperative Iodine (I)-125 seed localization of the positive node is necessary or if they will retrieve the positive node with intraoperative ultrasound guidance. During surgery, the targeted node, its associated biopsy markers, I-125 seed if placed, and optimized twinkling marker will be resected. The position of the marker in the lymph node or proximity to the node will be noted from the surgical and pathology documentation
  • Surgery will be performed by one of the surgeons in the Division of Breast and Melanoma Surgical Oncology (Doctor \[Dr.\] Judy Boughey, Dr. Amy Degnim, Dr. Tina Hieken, Dr. Jeffrey Johnson, Dr. Mary Mrdutt, Dr. Shon Black, Dr. Mara Piltin)
  • Patients must be able to understand the study procedures and comply with them for the entire length of the study
  • No contraception is necessary or required

Exclusion

  • Pregnancy
  • Current drug or alcohol use or dependence that, in the opinion of the site investigator, would interfere with adherence to study requirements
  • Current or past participation within a specified timeframe in another clinical trial, as warranted by the administration of this intervention

Key Trial Info

Start Date :

August 29 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

July 30 2026

Estimated Enrollment :

20 Patients enrolled

Trial Details

Trial ID

NCT06999798

Start Date

August 29 2025

End Date

July 30 2026

Last Update

November 24 2025

Active Locations (1)

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Mayo Clinic in Rochester

Rochester, Minnesota, United States, 55905