Breast screening benefits have been overstated, Danish study findsBMJ 2017; 356 doi: https://doi.org/10.1136/bmj.j94 (Published 11 January 2017) Cite this as: BMJ 2017;356:j94
- Jacqui Wise
Seventeen years of organised breast screening in Denmark has not reduced the incidence of advanced tumours but has markedly increased the incidence of non-advanced tumours and ductal carcinoma in situ, research published in the Annals of Internal Medicine has shown.1
The researchers calculated that one in three breast tumours detected in women aged 50 to 69 was probably overdiagnosed and said that screening mammography did not seem to have delivered its promised benefit of earlier diagnosis.
Organised breast cancer screening programmes began in various regions of …