Estrogen receptor (ER) positive breast cancer

Departments and specialties

Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery.

Research

Mayo Clinic researchers are involved in many studies related to estrogen receptor (ER) positive breast cancer. Mayo Clinic doctors often inform eligible patients about opportunities to participate in research studies and clinical trials related to advancements in the treatment of breast cancer.

Areas of research include:

• Studying new hormone treatments for ER positive breast cancer, including treatments for women who have not gone through menopause.
• Using medicines that deliver radiation directly to ER positive breast cancer cells that have spread to other parts of the body.
• Studying features of breast cancer cells that may help doctors choose treatments that are more likely to work.
• Testing new combinations of treatments for ER positive breast cancer that has spread and no longer responds to hormone treatment.
• Studying side effects of hormone treatment for breast cancer, including hair loss.

See a list of publications about estrogen receptor (ER) positive breast cancer by Mayo Clinic doctors on PubMed, a service of the National Library of Medicine.