Harvard Women's Health Watch
Postmenopausal women treated for DCIS live as long as other women
Research we’re watching Ductal carcinoma in situ (DCIS) differs from breast cancer because it is noninvasive, so it cannot spread to other parts of the body. However, it can progress to an invasive breast cancer, which can be life-threatening. Researchers from the Netherlands Cancer Institute wanted to determine how DCIS affected long-term survival.