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Discordant HER2/Neu Status of Breast Cancer.

Discordant HER2/Neu Status Between Primary Tumor and Axillary Lymph Node in Breast Cancer Patients.

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT01935739
Enrollment
105
Registered
2013-09-05
Start date
2010-06-30
Completion date
2011-06-30
Last updated
2013-09-17

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

Conditions

Malignant Neoplasm of Breast.

Brief summary

The purpose of this study is to determine discordant HER2/neu status of primary breast tumor and metastatic breast cancer cells at regional lymph nodes in node positive breast cancer patients.

Detailed description

HER2/neu status of primary breast tumor and axillary lymph nodes were tested by IHC staining. In the cases of equivocal result of IHC, FISH test were performed. The result of HER2/neu status between primary breast tumor and axillary lymph node were analyzed.

Interventions

None listed

Sponsors

National Cancer Institute, Thailand
Lead SponsorOTHER_GOV

Study design

Observational model
CASE_CONTROL
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
FEMALE
Age
25 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

* Breast cancer patients stage I,II and III with axillary lymph nodes metastasis.

Exclusion criteria

* Breast cancer patients stage I,II and III without axillary lymph nodes metastasis.

Design outcomes

Primary

MeasureTime frameDescription
Association of HER2/neu status between primary breast tumor and axillary lymph nodesup to 1 yearAssociation of HER2/neu status between primary breast tumor and axillary lymph nodes was analyzed by using the χ2 test

Countries

Thailand

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026