The area of dark-colored skin that surrounds the nipple. This condition increases the risk of developing breast cancer. The use of the body's immune system, either directly or indirectly, to fight cancer or to lessen side effects that may be caused by some cancer treatments. Also called immunotherapy. The removal of a sample of tissue, which is then examined under a microscope to check for cancer cells.
Excisional biopsy is surgery to remove an entire lump and a margin of normal tissue surrounding it.
In incisional biopsy, which is done less frequently for breast tumors, the surgeon removes part of the tumor. Removal of tissue with a needle is called a needle biopsy. The soft, spongelike material inside some bones. Blood cells are produced in the bone marrow. A procedure in which doctors replace marrow destroyed by high doses of anticancer drugs or radiation.