Sep 25, 2017 · Breast cancers that have spread into surrounding breast tissue are known as invasive breast cancer. There are many different kinds of invasive breast cancer, but the most common are called invasive ductal carcinoma and invasive lobular carcinoma. See Invasive Breast Cancer for more information. Less common types of breast cancerLast Revised: September 25, 2017. Jul 01, 2017 · Breast cancer is the most common cancer in American women, except for skin cancers. Currently, the average risk of a woman in the United States developing breast cancer sometime in her life is about 12%. This means there is a 1 in 8 chance she will develop breast cancer. This also means there is a 7 in 8 chance she will never have the disease.Last Revised: January 8, 2019.
Mar 09, 2019 · Invasive ductal carcinoma (IDC) is the most common type of breast cancer. About 80% of all breast cancers are invasive ductal carcinomas. At first, invasive ductal carcinoma may not cause any symptoms. Often, an abnormal area turns up on a screening mammogram. Learn more about invasive ductal carcinoma. The type of tissue where your breast cancer arises determines how the cancer behaves and what treatments are most effective. Parts of the breast where cancer begins include: Milk ducts. Ductal carcinoma is the most common type of breast cancer. This type of cancer forms in the lining of a milk duct within your breast.
Breast cancer is the second most common cancer in women after skin cancer. Mammograms can detect breast cancer early, possibly before it has spread. Explore the links on this page to learn more about breast cancer prevention, screening, treatment, statistics, research, clinical trials, and more. The first step and most common form of treatment for breast cancer is surgery. Surgery involves removing the tumor and nearby margins. The margin is the surrounding tissue that might be cancerous. The goal of surgery is to remove not only the tumor, but also enough of the margin to be able to test for the spread of the cancer.