Blood Sample Collection and Health Information Collection From Patients With Invasive Breast Cancer and Their Brothers and Sisters

Breast Cancer Siblings Database

Status

UNKNOWN

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT00445562

Enrollment

1000

Registered

2007-03-09

Start date

2001-01-31

Completion date

Unknown

Last updated

2013-07-10

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

Conditions

Breast Cancer

Keywords

male breast cancer, recurrent breast cancer, stage IA breast cancer, stage IB breast cancer, stage II breast cancer, stage IIIA breast cancer, stage IIIB breast cancer, stage IIIC breast cancer, stage IV breast cancer

Brief summary

RATIONALE: Collecting blood samples and health information from patients with invasive breast cancer and from their brothers and sisters over time may help the study of cancer in the future. PURPOSE: This study is collecting blood samples and health information over time from patients with invasive breast cancer and from their brothers and sisters.

Detailed description

OBJECTIVES: * Collect blood samples and medical and background information from patients with invasive breast cancer and their affected or unaffected siblings. OUTLINE: Patients and their siblings undergo blood collection. They also complete medical and background questionnaires. Patients and their siblings are followed annually for 5 years. PROJECTED ACCRUAL: A total of 1,000 patients and siblings will be accrued for this study.

Interventions

OTHERbiologic sample preservation procedure

OTHERinformational intervention

Eligibility

Sex/Gender

ALL

Age

18 Years to No maximum

Healthy volunteers

Yes

Inclusion criteria

DISEASE CHARACTERISTICS: * Meets 1 of the following criteria: * Pathologically confirmed invasive breast cancer (patient) * No ductal carcinoma in situ * Affected OR unaffected sibling * Affected sibling must have had (or currently has) breast cancer only * Unaffected sibling must be female * No deceased siblings * Must be a full-blood related sibling * Patients receiving treatment on clinical trial ECOG-E1Y97 or ECOG-E3Y92 are not eligible PATIENT CHARACTERISTICS: * Not specified PRIOR CONCURRENT THERAPY: * Not specified

Design outcomes

Primary

Measure	Time frame
Collection of blood samples and medical and background information	—

Countries

United States

Outcome results

None listed

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