Completed OBSERVATIONAL NCT01622478

Validity of Sentinel Lymphnode Biopsy After Neoadjuvant Chemotherapy Cancer Patients With Radiologically Positive Axillary Lymph Nodes (VSNBNAC)

Validity of Sentinel Lymphnode Biopsy After Neoadjuvant Chemotherapy in Breast Cancer Patients With Radiologically Positive Axillary Lymph Nodes

Sponsor: Gangnam Severance Hospital

Conditions Breast Cancer

Interventions Neoadjuvant chemotherapy Sentinel lymph node biopsy complete axillary lymph node dissection positron emission tomography and ultrasonogram

Updated 7 times since 2017 Last updated: Aug 14, 2012 Started: Dec 31, 2006 Primary completion: Jun 30, 2009 Completion: Nov 30, 2009

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This observational or N/A phase trial investigates Breast Cancer and is currently completed. Gangnam Severance Hospital leads this study, which shows 7 recorded versions since 2006 — indicating limited longitudinal coverage. As an oncology study, it adds to the longitudinal record of treatment development for this indication.

Status Flow

Change History

7 versions recorded

Sep 2025 — Present [monthly]

Completed
Sep 2024 — Sep 2025 [monthly]

Completed
Jul 2024 — Sep 2024 [monthly]

Completed
Jan 2021 — Jul 2024 [monthly]

Completed
Jun 2018 — Jan 2021 [monthly]

Completed

▶ Show 2 earlier versions

Apr 2018 — Jun 2018 [monthly]

Completed

Phase: NA → None
Jan 2017 — Apr 2018 [monthly]

Completed NA

First recorded

Dec 2006

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Gangnam Severance Hospital

Data source: Gangnam Severance Hospital

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Seoul, South Korea