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Clinical Trials/NCT07573657
NCT07573657Not yet recruitingNot Applicable

Sensitivity and Specificity of Ultrasound-Guided Core Needle Biopsy in Evaluating Axillary Lymph Node Metastasis in Breast Cancer

The First Hospital of Jilin University0 sites200 target enrollmentStarted: October 1, 2026Last updated:

Trial Snapshot

Phase
Not Applicable
Status
Not yet recruiting
Enrollment
200

Study Overview

Brief Summary

This study plans to find the most suitable lymph node cortex thickness and abnormal lymph node features to define suspicious lymph nodes. Then, ultrasound-guided core needle biopsy of axillary lymph nodes will be done, aiming to provide some guidance for the biopsy.

Study Design

Study Type
Observational
Observational Model
Other
Time Perspective
Prospective

Eligibility Criteria

Ages
18 Years to 70 Years (Adult, Older Adult)
Sex
Female
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Age ≥18 years and <70 years;
  • Histologically confirmed primary breast cancer;
  • Underwent ultrasound examination to assess axillary lymph node metastasis status.

Exclusion Criteria

  • Presence of other malignancies (e.g., lymphoma, lung cancer, thyroid cancer, etc., with axillary metastasis);
  • Pregnant or lactating women;
  • Previous receipt of neoadjuvant radiotherapy or chemotherapy;
  • Lymph node metastasis status not confirmed by pathology, or time interval between ultrasound examination and pathological confirmation exceeding 6 weeks.

Investigators

Sponsor Class
Other
Responsible Party
Principal Investigator
Principal Investigator

Dezhi Zhang

Principal Investigator (PI)

The First Hospital of Jilin University

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