Breast Cancer Treatment

>after surgery to reduce the risk of recurrence.
The mainstay of breast cancer treatment is surgeryCancer cells usually grow more rapidly than normal
when the tumor is localized, with possible adjuvantcells, and chemotherapy drugs work against them by
hormonal therapy, chemotherapy, and/orinterfering with their growth and reproduction.
radiotherapy. At present, the treatmentRadiation TherapyRadiation therapy consists of the
recommendations after surgery (adjuvant therapy)use of high powered X-rays or gamma rays (XRT)
follow a pattern. Depending on clinical criteria (age,that precisely target the area that is being treated.
type of cancer, size, metastasis) patients are roughlyThese X-rays or gamma rays are very effective in
divided to high risk and low risk cases which followdestroying the cancer cells that might recur where
different rules for therapy.the tumor was removed. These X-rays are delivered
The mainstay of breast cancer treatment is surgeryby a machine called a linear Accelerator or LINAC.
when the tumor is localized, with possible adjuvantAlternatively, the use of implanted radioactive
hormonal therapy, chemotherapy, and/orcatheters, similar to those used in prostate cancer
radiotherapy. At present, the treatmenttreatment, is being evaluated. The use of radiation
recommendations after surgery (adjuvant therapy)therapy for breast cancer is usually given after
follow a pattern. Depending on clinical criteria (age,surgery has been performed and is an essential
type of cancer, size, metastasis) patients are roughlycomponent of breast conserving therapy. The
divided to high risk and low risk cases which followpurpose of radiation is to reduce the chance that the
different rules for therapy. Treatment possibilitiescancer will recur.
include Radiation Therapy, Chemotherapy, HormoneHormonal TreatmentHormonal therapy is a very
Therapy, and Immune Therapy.Information on Breasteffective treatment against breast cancer that is
Cancer Treatmentshormone-receptor-positive. Find out if you should be
SurgeryDepending on the staging and type of thetested to see if you need other therapies, as well.
tumor, just a lumpectomy (removal of the lump only)Sometimes called "anti-estrogen therapy," hormonal
may be all that is necessary or removal of largertherapy blocks the ability of the hormone estrogen
amounts of breast tissue may be necessary. Surgicalto turn on and stimulate the growth of breast cancer
removal of the entire breast is called mastectomy.cells. Tamoxifen is the drug most commonly used to
Standard practice requires that the surgeon mustblock estrogen receptors on cancer cells, in effect,
establish that the tissue removed in the operationdenying them the estrogen they need to grow and
has margins clear of cancer, indicating that the cancermultiply.
has been completely excised. If the tissue removedHerceptin Herceptin is the first humanized antibody
does not have clear margins, then further operationsapproved for the treatment of HER2-positive
to remove more tissue may be necessary. This maymetastatic breast cancer. Herceptin is designed to
sometimes require removal of part of the pectoralistarget and block the function of HER2 protein
major muscle which is the main muscle of theoverexpression. Research has shown that
anterior chest wall.HER2-positive breast cancer is a more aggressive
Chemotherapy Chemotherapy can be given bothdisease with a greater likelihood of recurrence, a
before and after surgery. Neo-adjuvantpoorer prognosis, and a decreased chance of survival
chemotherapy is used to shrink the size of a tumorcompared with HER2-negative breast cancer.
prior to surgery. Adjuvant chemotherapy is given