Most kinds of cancer are named after the part of the body where the cancer first starts.
Breast cancer begins in the breast tissue.
This information refers only to breast cancer in women. Men can also get breast cancer, although this is rare. After Treatment Further Info Background Inside the breasts are glands that produce and release milk after a woman has a baby. The glands that make the milk are called lobules and the tubes that connect them to the nipple are called ducts. There are several types of breast tumors.