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Efficacy and Accuracy of Combined Localization Versus Single Localization in Non-palpable Breast Cancer: a retrospective cohort study

Efficacy and Accuracy of Combined Localization Versus Single Localization in Non-palpable Breast Cancer: a retrospective cohort study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500095361
Enrollment
Unknown
Registered
2025-01-06
Start date
2024-04-30
Completion date
Unknown
Last updated
2025-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Non-palpable breast cancer

Interventions

clip localization and wire localization (First visit):None
wire localization (First visit):None
Clip localization and wire localization (neoadjuvant):None
Clip localization (neoadjuvant):None

Sponsors

Sun Yat-sen Memorial Hospital Sun Yat-sen University
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
24 Years to 68 Years

Inclusion criteria

Inclusion criteria: 1.Female, aged >= 18 years old; 2.Preoperative physical examination by a breast specialist confirmed the presence of non palpable lesions in the breast; 3.The diagnosis of breast cancer was confirmed by paraffine pathology after puncture, minimally invasive surgery and tumor resection; 4.Accepting breast conserving surgery ( lumpectomy margin assessement was using by cative margins assessement); 5.Breast cancer lesions with wire localization and/or tissue clip localization in preoperative;

Exclusion criteria

Exclusion criteria: 1.Patients combined with other diseases that may affect survival. 2.Multicenter breast cancer disease focus in a single breast.

Design outcomes

Primary

MeasureTime frame
positive margin rate;

Secondary

MeasureTime frame
Re-operation rate;operative time;operative blood loss;

Countries

China

Contacts

Public ContactChang Gong

Sun Yat-sen Memorial Hospital Sun Yat-sen University

changgong282@163.com+86 13925089353

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026