Family history, oral contraceptive usage, and breast cancer

Risk of breast cancer with oral contraceptive use in women with a family history of breast cancer.

CONTEXT Oral contraceptive (OC) use is weakly associated with breast cancer risk in the general population, but the association among women with a familial predisposition to breast cancer is less clear. OBJECTIVE To determine whether the association between OC use and risk of breast cancer is influenced by family history of the disease. DESIGN AND SETTING Historical cohort study of 426 fami...

Oral Contraceptive Use and Parity Associations with Uncommon Breast Cancer Histologies in the Breast Cancer Family Registry: the Role of Family History

S * 35th Annual Meeting * American Society of Preventive Oncology, Las Vegas, Nevada * March 5-8, 2011 The following are the 14 highest scoring abstracts of those submitted for presentation at the 35th Annual ASPO meeting held March 5-8, 2011 in Las Vegas, NV. Oral Contraceptive Use and Parity Associations with Uncommon Breast Cancer Histologies in the Breast Cancer Family Registry: the Role of...

Oral Contraceptive Use and Parity Associations with Uncommon Breast Cancer Histologies in the Breast Cancer Family Registry: the Role of Family History

S * 35th Annual Meeting * American Society of Preventive Oncology, Las Vegas, Nevada * March 5-8, 2011 The following are the 14 highest scoring abstracts of those submitted for presentation at the 35th Annual ASPO meeting held March 5-8, 2011 in Las Vegas, NV. Oral Contraceptive Use and Parity Associations with Uncommon Breast Cancer Histologies in the Breast Cancer Family Registry: the Role of...

Oral contraceptives and risk of breast cancer in women with a family history of breast cancer

Reproductive history and oral contraceptive use in relation to risk of triple-negative breast cancer.

BACKGROUND Triple-negative (ie, estrogen receptor [ER], progesterone receptor, and HER2 negative) breast cancer occurs disproportionately among African American women compared with white women and is associated with a worse prognosis than ER-positive (ER+) breast cancer. Hormonally mediated risk factors may be differentially related to risk of triple-negative and ER+ breast cancers. METHODS U...