Breast Cancer

Breast cancer is a malignant form of tumor in the breast tissue. The two common types of breast cancer are ductal and lobular carcinoma. The cause of breast cancer is usually unknown. Known and suspected risk factors include mutation of the genes called BRC1 and BRC2; family history of breast cancer; aging; hormonal change; diet; obesity, etc. Prevention includes self-breast examination and mammography. Treatment may consist of surgery, radiation, chemotherapy or hormonal therapy. Although less commonly seen, breast cancer can occur in the males.