What is breast cancer

When breast cancer spreads to other parts of the body, it is said to have metastasized. Alcohol consumption A higher rate of regular alcohol What is breast cancer appears to play a role. Usually breast cancer either begins in the cells of the lobules, which are the milk-producing glands, or the ducts, the passages that drain milk from the lobules to the nipple.

High sugar intake may also be a factor.

Breast Cancer Health Center

Breast-feeding, especially for over 1 year, appears to reduce the chance of developing breast cancer, possibly because pregnancy followed by breastfeeding reduces exposure to estrogen. Non-invasive breast cancer is when the cancer is still inside its place of origin and has not broken out.

What is Breast Cancer?

Benign tumors are not considered cancerous: Find out more about potential risk factors and how you can plan for your healthiest life. Advances in screening and treatment have improved survival rates dramatically since Body weight Women who are overweight or have obesity after menopause may have a higher risk of developing breast cancer, possibly due to higher levels of estrogen.

Most breast cancers begin in the ducts or lobules. There are around 3. Providing Help for Women in Need Through our National Mammography Program, we provide mammograms for women who are uninsured or cannot afford them.

Known as ductal carcinoma in situ DCISthe cells are limited to within a duct and have not invaded surrounding tissues. Cancer cells spread from the lobules to the breast tissues that are close by. Fast facts on breast cancer: However, these cells can eventually develop into invasive breast cancer.

A history of breast cancer or breast lumps Women who have had breast cancer before are more likely to have it again, compared with those who have no history of the disease.

At 20 years, the chance of developing breast cancer in the next decade is 0. There are different kinds of breast cancer. Breast Anatomy Larger Version Over time, cancer cells can invade nearby healthy breast tissue and make their way into the underarm lymph nodes, small organs that filter out foreign substances in the body.Ductal carcinoma in situ (DCIS) is a breast disease that may lead to breast cancer.

The cancer cells are only in the lining of the ducts, and have not spread to other tissues in the breast.

What Is Breast Cancer?

The cancer cells are only in the lining of the ducts, and have not spread to other tissues in the breast. Invasive breast cancer occurs when abnormal cells from inside the milk ducts or lobules break out into nearby breast tissue.

Cancer cells can travel from the breast to other parts of the body through the blood stream or the lymphatic system. Breast Cancer Overview. The first sign of breast cancer often is a breast lump or an abnormal mammogram.

Breast cancer stages range from early, curable breast cancer to metastatic breast cancer, with a variety of breast cancer treatments. Male breast cancer is not uncommon and must be taken seriously.

Breast cancer is an uncontrolled growth of breast cells.

What you need to know about breast cancer

To better understand breast cancer, it helps to understand how any cancer can develop. Cancer occurs as a result of mutations, or abnormal changes, in the genes responsible for regulating the growth of cells and keeping them healthy. To understand breast cancer and its treatment options, it helps to know the anatomy of the breast and surrounding tissue.

Learn more about the ducts, glands, and lymph system and how each is important for cancer development and treatment.

Breast cancer is the most common invasive cancer in women, and the second main cause of cancer death in women, after lung cancer. Advances in screening and treatment have improved survival rates dramatically since

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What is breast cancer
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