About 5% to 10% of breast cancers are thought to be hereditary, caused by abnormal genes passed from parent to child. Most inherited cases of breast cancer.
Breast cancer is a disease in which certain cells in the breast become as hereditary and are associated with inherited gene mutations.
Some risk factors for breast cancer are things you cannot change, such as getting older or inheriting certain gene changes. For information on other known and possible breast cancer risk factors, see: BRCA1 and BRCA2: The most common cause of hereditary breast cancer is an.
Besides BRCA, there are a number of other genes that play a role in your inherited breast cancer risk. Learn about the latest research into breast cancer genes.
Learn more about breast cancer in families (hereditary breast cancer), genes, including BRCA, and risk factors in relation to being diagnosed with breast cancer.