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The Exchange

Science Cafe: Cancer Screenings - How Much Is Too Much?

Javier Romero Otero

Our Science Café tackles medical screening: while advances allow detection of diseases like prostate and breast cancer much earlier, some in the medical field worry about the potential for over-diagnosis and overtreatment.  But patients and doctors alike are dealing with risk and anxiety, and many feel that if widespread testing can save even one life, it’s worth it.


  • Dave Brooks - reporter for the Nashua of Telegraph. He writes the "Granite Geek" column and moderates Nashua Science Cafe New Hampshire.
  • Jose Montero - director of the Division of Public Health Services (DPHS) at the New Hampshire Department of Health and Human Services.
  • Gilbert Welch - a general internist at the White River Junction VA and a professor of Medicine at the Dartmouth Institute for Health Policy and Clinical Research. Dr. Welch’s research has focused on overdiagnosis in cancer screening, which he addressed in his book, “Should I Be Tested For Cancer?
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