Studying Biomarkers in Nipple Fluid, Urine, and Blood Samples From Women With Newly Diagnosed Ductal Carcinoma In Situ or Stage I or Stage II Breast Cancer and in Women at Risk of Developing Breast Cancer

Conditions

• Breast Cancer

Interventions

• OTHER: high performance liquid chromatography
• OTHER: laboratory biomarker analysis
• OTHER: mass spectrometry
• OTHER: medical chart review
• PROCEDURE: evaluation of cancer risk factors

Sponsor

Mayo Clinic