Define Breast Cancer

The kind of breast cancer depends on which cells in the breast turn into cancer. Breast cancer can occur in both men and women but it s far more common in women.

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Breast cancer is a type of cancer that starts in the breast.

Define breast cancer. Breast cancer is a type of cancer originating from breast tissue most commonly from the inner lining of milk ducts or the lobules that supply the ducts with milk. Carcinoma in situ is proliferation of cancer cells within the epithelial tissue without invasion of the surrounding tissue. Breast cancer is cancer that develops in breast cells.

Breast cancer can strike males and females although women are about 100 times more likely to develop the disease than men. Cancers originating from ducts are known as ductal carcinomas while those originating from lobules are known as lobular carcinomas. To learn more about how cancers start and spread see what is cancer breast cancer cells usually form a tumor that can often be seen on an x ray or felt as a lump.

Breast cancer definition breast cancer is caused by the development of malignant cells in the breast. Breast cancer occurs in humans and other mammals. In those with distant spread of the disease there may be bone pain swollen lymph nodes shortness of breath or yellow skin.

Most cancers in female breasts form shortly before during or after menopause. Cancer starts when cells begin to grow out of control. Breast cancer disease characterized by the growth of malignant cells in the mammary glands.

Signs of breast cancer may include a lump in the breast a change in breast shape dimpling of the skin fluid coming from the nipple a newly inverted nipple or a red or scaly patch of skin. Lobules ducts and connective tissue. Breast cancer is cancer that forms in the cells of the breasts.

The malignant cells originate in the lining of the milk glands or ducts of the breast ductal epithelium defining this malignancy as a cancer. Breast cancer is cancer that develops from breast tissue. Lobules are the glands that produce milk and ducts are the.

Breast cancer occurs almost entirely in women but men can get breast cancer too. Typically the cancer forms in either the lobules or the ducts of the breast. A breast is made up of three main parts.

Although breast cancer has many different histologies the considerable majority of breast cancers are derived from the epithelium lining the ducts or lobules and are classified as mammary ductal carcinoma. Cancer of the tissue containing or involving the milk glands mammary tissue. Breast cancer is a disease in which cells in the breast grow out of control.

Substantial support for breast cancer awareness and research funding has helped created advances in the. Breast cancer can begin in different parts of the breast. After skin cancer breast cancer is the most common cancer diagnosed in women in the united states.

There are different kinds of breast cancer.

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