DCIS: Overdiagnosis for Some,
But Breast Cancer Death Rates in Young and Black Women Troubling

Tweet Ductal carcinoma in situ – known more by its abbreviation DCIS – has been a term mired in controversy for decades. Over the years, it’s been termed “stage 0” breast cancer, “precancer”, and skeptics have gone so far as to say it is perhaps not much of anything. Before the advent of mammography, the