Study raises questions about value of breast cancer biopsies
Clip: 03/18/2015 | 5m
Breast biopsies are good for accurately diagnosing invasive cancerous cells, but are less accurate when it comes to finding other abnormalities, according to a new study. This means many women may receive unnecessarily aggressive treatment. Hari Sreenivasan learns more about the findings from lead author Dr. Joann Elmore of the University of Washington.
Aired: 03/18/15
Problems Playing Video? | Closed Captioning