Breast cancer discovery could help prevent recurrence

Breast cancer discovery could help prevent recurrence

Know someone who’s been diagnosed with breast cancer? There’s a good chance that person has received hormone therapy. Estrogen receptor-positive (ER+) breast cancers account for about 75 percent of cases. Hormone therapy is one of the most common and effective treatments. However, it’s far from a cure. Some ER+ tumors develop resistance. Many patients enter remission only to see the disease return in a form that can’t be treated with hormone the…