New studies suggesting less frequent screening for breast or prostate cancer are revealing divisions among doctors and epidemiologists. One camp recommends yearly screening to detect cancers in their earliest stages. The other suggests that screening too frequently increases false positives, and can lead to more harmful interventions than required. We discuss the variables.
Susan Kutner, chair of Kaiser Permanente Northern California's Breast Care Task Force and chair of The Interregional Breast Care Leaders Group
Jeff Belkora, assistant professor in the Department of Surgery & Institute for Health Policy Studies and director of the Decision Services Unit, Breast Care Center at UCSF
Mark Gonzalgo, associate professor of urology at the Stanford School of Medicine
Richard Knox, Science Desk correspondent for NPR