B reast cancer is not a single disease but multiple ones, each carrying varying degrees of risk for endangering women’s ...

One new study, published in the New England Journal of Medicine, examines whether removing lymph nodes is always necessary in ...

A HER2-positive status reflects breast cancer cells with extra copies of the HER2 gene, or higher expression of HER2 proteins ...

Some women with the earliest stages of breast cancer could be carefully monitored, undergoing surgery and radiation only if ...

DCIS, known as stage 0 breast cancer, affect the cells lining the milk ducts but has not spread outside the breast.

Meta-analysis of three trials found that immediate breast surgery in women over 70 cut breast cancer death rates in half ...

Two studies suggest that early breast cancer patients can safely avoid specific surgeries, including lymph node removal, and ...

Patients with early breast cancer who are older may experience high-grade immune-related side effects after receiving immune ...

While under competitive pressure from Novartis and Eli Lilly, Pfizer can tally up a unique trial win for its Ibrance in a ...

Interim overall survival (OS) analyses at 31% maturity in patients with ESR1 mutations, and 23% maturity among all patients, ...

Women who underwent bilateral mastectomy or removal of ovaries and Fallopian tubes had lower rates of recurrence, ovarian ...

Pfizer said Thursday its drug Ibrance showed efficacy in a group of breast cancer patients who do not currently have access ...