Breast cancer usually begins in the cells in the lobules, the glands that produce milk, or milk ducts glands channels, channels that connect the lobules to the 'nipple'. Rarely, breast cancer began in the stroma tissue, including breast tissue.
Over time, cancer cells can spread to healthy breast tissue makes its way to the lymph nodes in the armpit, a small organ that filters objects small organ that filters foreign objects foreign substances in the body. If cancer cells have spread to lymph nodes, then this becomes a way to other parts of the body. Breast cancer is always caused by abnormalities in genes (a "mistake" in the genetic material). Only 5-10% of cancers than inherited from the mother or father. Kirakira 90% of breast cancer is because breast adala because of a genetic disorder that occurs as a result of aging and other processes.
A person affected by this disease must be willing to perform various types of tests, examinations and treatment to undergo a series of super-intensive. All this is done for the development of cancer cells to spread wild-level known. This is what is called 'stage'. Stage 1 to stage 4 which at this stage, usually the breast must be removed.
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