Custom Content

Breast Cancer

What Is It? Breast cancer is the uncontrolled growth of abnormal cells that can develop in one of several areas of the breast, including the ducts that carry milk to the nipple small sacs that produce milk (lobules) non-glandular tissue. Breast cancer is considered invasive when the cancer cells have penetrated the lining of the ducts or lobules. That means the cancer cells can be found in the surrounding tissues, such…

To continue reading this article you must be registered.

Get Licensed Content to Harvard Health

If you are interested in licensing content from Harvard Health Publications, please contact us using our online form. Our licensing and business development professionals will help you leverage consumer health content from Harvard Medical School as a clear differentiator in helping achieve your business goals.

Contact Us

Customer Log In