hormone receptor-positive/HER2-negative breast cancer

A HER2 negative breast cancer characterized by at least one of the estrogen or progesterone receptors and the absence of HER2 (EBBR2) protein.

Also known as: HER2-/HR+ breast cancer; HER2-negative/HR-positive breast cancer; HER2-negative/hormone receptor-positive breast cancer; HR+/HER2- breast cancer; HR-positive, HER2-negative (HR+/HER2-) breast cancer