Living With Breast Cancer

There are several types of breast cancer. Most breast cancers are invasive ductal carcinomas, which originate in the milk ducts of the breast before spreading to other parts of the breast. Other types include ductal carcinoma in situ (DCIS), which originates in milk ducts but has not yet spread; and invasive lobular carcinoma, which begins in milk-producing glands. Symptoms of breast cancer can include a lump, swelling of all or part of a breast, skin irritation or dimpling, breast or...