Study Questions Early Cancer Intervention

By Carolyn Johnson The Washington Post - Aug 21, 2015

Aggressive interventions to treat the earliest, “stage 0” breast cancers have no effect on whether a woman is still alive a decade later, according to a massive new study that tracked the trajectories of more than 100,000 women. The study, published in the journal JAMA Oncology on Thursday, found that the risk of dying from these early cancer lesions, called ductal carcinoma in situ, is very low — only around 3.3 percent of women in...