More Breast Cancer Cases in Younger Women since 2010 But Fewer Deaths

An interview with:

Adetunji T. Toriola, MD, PhD, MPH, Professor of Surgery, Department of Surgery and Division of Public Health Sciences, Washington University School of Medicine and Siteman Cancer Center, St Louis, Missouri, USA

And with:

Elaine R. Mardis, PhD FAACR, Co-executive director of the Steve and Cindy Rasmussen Institute for Genomic Medicine, Nationwide Children’s Hospital, Rasmussen Nationwide Foundation Endowed Chair in Genomic Medicine, Professor of Pediatrics, Ohio State University College of Medicine, Columbus OH.

CHICAGO, USA—Breast cancer mortality in American women aged 20-49 dropped significantly between 2010 and 2020, according to research reported at the American Association for Cancer Research 2025 Annual Meeting by epidemiologists from St Louis, Missouri. This was despite a rising incidence of the disease in these younger women.

Peter Goodwin met up with the presenting author of the study, Adetunji T. Toriola MD PhD MPH, Professor of Surgery at Washington University School of Medicine and the Siteman Cancer Center in St Louis.

Elaine Mardis PhD, Co-Executive Director of the Rasmussen Institute for Genomic Medicine and Nationwide Children’s Professor of Pediatrics at Ohio State University College of Medicine, in Columbus, added her comments.

AACR Abstract Title:

“Trends in breast cancer incidence-based mortality among US women aged 20-49 by molecular subtypes and race”