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| ID | Type | Description | Link |
|---|---|---|---|
| CDR0000439444 | Other Identifier | PDQ number |
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| Name | Class |
|---|---|
| National Cancer Institute (NCI) | NIH |
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RATIONALE: Comparing results of diagnostic procedures, such as molecular marker profiling, done before and after chemotherapy, may help doctors predict a patient's response to treatment and help plan the best treatment.
PURPOSE: This phase II trial is studying how well molecular marker profiling of axillary lymph nodes works in predicting response in patients with locally advanced or metastatic breast cancer who are undergoing chemotherapy followed by surgery.
OBJECTIVES:
Primary
Secondary
OUTLINE: Patients undergo open surgical biopsy of axillary lymph nodes OR intraoperative lymphatic mapping and sentinel lymphadenectomy for clinically node-positive or clinically node-negative disease, respectively, before and after neoadjuvant chemotherapy. The axillary lymph node tissue is examined for molecular and protein markers by immunohistochemistry and fluorescence in situ hybridization. Patients also undergo fludeoxyglucose F 18 positron emission tomography (FDG-PET) once before and then once after neoadjuvant chemotherapy. Beginning 1 hour before surgery, patients receive an injection of FDG and then undergo conventional segmental mastectomy (lumpectomy) with or without needle localization followed by FDG-PET probe-guided surgical resection of any remaining FDG-avid tumor tissue.
PROJECTED ACCRUAL: A total of 100 patients will be accrued for this study within 5 years.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| PET negative | Experimental | Traditional breast Surgery and full axillary dissection |
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| PET positive | Experimental | PET-probe-guided breast resection and full axillary dissection |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| PET (positron emission tomography) | Procedure | Following conventional segmental mastectomy with or without needle localization, the patient will then undergo intraoperative PET-probe evaluation |
| Measure | Description | Time Frame |
|---|---|---|
| Improved breast conservation rates in neoadjuvant patients | Determine if an intraoperative positron emission tomography (PET) probe can improve breast conservation rates in patients treated initially with neoadjuvant chemotherapy by at least 2%. | 12 weeks |
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DISEASE CHARACTERISTICS:
Histologically confirmed invasive breast cancer by fine needle aspiration or biopsy
Clinically or radiographically measurable disease
Planning to receive neoadjuvant chemotherapy for locally advanced or early metastatic disease
Hormone receptor status:
PATIENT CHARACTERISTICS:
Age
Sex
Menopausal status
Performance status
Life expectancy
Hematopoietic
Hepatic
Renal
PRIOR CONCURRENT THERAPY:
Biologic therapy
Chemotherapy
Endocrine therapy
Radiotherapy
Surgery
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| Name | Affiliation | Role |
|---|---|---|
| David W. Ollila, MD | UNC Lineberger Comprehensive Cancer Center | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Lineberger Comprehensive Cancer Center at University of North Carolina - Chapel Hill | Chapel Hill | North Carolina | 27599-7295 | United States |
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| ID | Term |
|---|---|
| D001943 | Breast Neoplasms |
| ID | Term |
|---|---|
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
| D001941 | Breast Diseases |
| D012871 | Skin Diseases |
| D017437 | Skin and Connective Tissue Diseases |
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| ID | Term |
|---|---|
| D009682 | Magnetic Resonance Spectroscopy |
| ID | Term |
|---|---|
| D013057 | Spectrum Analysis |
| D002623 | Chemistry Techniques, Analytical |
| D008919 | Investigative Techniques |
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