Identifying the Optimal Breast Cancer Screening Interval

A meta-analysis of data from randomized clinical trials into breast cancer screening showed that women aged 50 to 70 years invited to screening had a 20% lower risk for breast cancer–related death.1 Despite this and other evidence, it is unclear whether breast cancer screening — and specifically mammography — reduces the likelihood of being diagnosed with advanced-stage disease.

“One of the main criticisms of breast cancer screening is that it does not have an effect on lowering the incidence of advanced-stage disease in the total population, usually based on registry data,” explained Linda de Munck, MSc, of the Netherlands Comprehensive Cancer Organisation. “However, if no information is available on individual screening status, no valid conclusions can be drawn in these studies.”

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Written by Leah Lawrence for cancertherapyadvisor.com