1.3 million overdiagnosed for breast cancer in US: study
- Published: 23 Nov 2012 at 15.47
- Online news: World
More than a million US women have received unnecessary and invasive cancer treatments over the last 30 years, thanks to routine mammograms that detected harmless tumors, scientists said.
A woman waits outside the mammogram and women's health services area at an annual free health clinic in Los Angeles. More than a million US women have received unnecessary and invasive cancer treatments over the last 30 years, thanks to routine mammograms that detected harmless tumors, scientists said.
The results throw new doubt over the effectiveness of an already controversial cancer screening tool that is aimed at detecting tumors before they spread and become more difficult to treat.
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