Per the American Cancer Society, removing both breasts before cancer is diagnosed can reduce the risk of breast cancer by up to 97 percent. However, a new study finds that this may be an unnecessary ...

The issue of whether multiple, ipsilateral or bilateral, breast carcinomas represent multiple primary tumours or dissemination of a single carcinomatous process has been difficult to resolve, ...

Epidemiologic data on breast carcinomas show that 2–11% of breast carcinoma patients will develop contralateral breast carcinoma in their lifetime. Women with unilateral breast carcinoma are at a ...