A female hormone that is one of the hormones that can help some breast tumors grow. Estrogen Receptor Test Lab test to determine if breast cancer depends on estrogen for growth. A doctor who specializes in treating diseases of the female reproductive organs. A sac in the skin from which hair grows. Hormones Chemicals produced by glands in the body and circulated in the bloodstream.
Hormones control the actions of certain tissues or organs.
Hormone therapy Treatment of cancer by removing, blocking or adding to the effects of a hormone on an organ or a part of the body. The inability to have children. Infiltrating or invasive breast cancer Cancer that has spread beyond the layer of tissue in which it developed to nearby tissue, lymph nodes under the arm or other parts of the body. A rare type of breast cancer in which cancer cells block the lymph vessels in the skin of the breast. The breast becomes red, swollen and warm, and the skin of the breast may appear pitted or have ridges.