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Breast cancer is a cancer that develops from breast tissue. Signs of breast cancer may include a lump in the breast, a change in breast shape, dimpling of the skin, milk rejection, fluid coming from the nipple, a newly inverted nipple, or a red or scaly patch of skin.
Breast cancer classification divides breast cancer into categories according to different schemes criteria and serving a different purpose. The major categories are the histopathological type, the grade of the tumor, the stage of the tumor, and the expression of proteins and genes. As knowledge of cancer cell biology develops these ...
Surgery is the primary management for breast cancer. Depending on staging and biologic characteristics of the tumor, surgery can be a lumpectomy (removal of the lump only), a mastectomy, or a modified radical mastectomy. Lymph nodes are often included in the scope of breast tumor removal.
Triple-negative breast cancer comprises 15–20% of all breast cancer cases and affects more young women or women with a mutation in the BRCA1 gene than other breast cancers. Triple-negative breast cancers comprise a very heterogeneous group of cancers. TNBC is the most challenging breast cancer type to treat.
Mar 13, 2024 · Breast cancer is a disease in which abnormal breast cells grow out of control and form tumours. If left unchecked, the tumours can spread throughout the body and become fatal. Breast cancer cells begin inside the milk ducts and/or the milk-producing lobules of the breast.
Breast cancer has the highest incidence among Sub Saharan African women, and has now also the highest mortality rate in many of the countries in the region, before cervical cancer. Breast cancer causes 20% of cancer deaths in women and represents 25% of cancers diagnosed.
Feb 10, 2024 · Breast cancer is a kind of cancer that begins as a growth of cells in the breast tissue. After skin cancer, breast cancer is the most common cancer diagnosed in women in the United States. But breast cancer doesn't just happen in women. Everyone is born with some breast tissue, so anyone can get breast cancer.
Breast cancer is the fifth-most common cause of cancer death in the world. The first four are lung cancer, stomach cancer, liver cancer, and colon cancer. In 2005, breast cancer caused 502,000 deaths (7% of cancer deaths; almost 1% of all deaths) in the world. [1]
There are several types of breast cancer. The type of breast cancer you have depends on where in the breast it started and other factors. Types of Breast Cancer Overview. Ductal Carcinoma in Situ (DCIS) Invasive Breast Cancer (IDC/ILC) Triple-negative Breast Cancer. Angiosarcoma of the Breast.
Risk factors for breast cancer may be divided into preventable and non-preventable. Their study belongs in the field of epidemiology. Breast cancer, like other forms of cancer, can result from multiple environmental and hereditary risk factors.
