Study Questions Accuracy of Many Breast Cancer Biopsies

March 17, 2015 4:00 PM

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TUESDAY, March 17, 2015 (HealthDay News) -- As many as one of every four breast tissue biopsies tested for cancer may have been incorrectly diagnosed by pathologists taking part in a study to test their skills.

The pathologists did well at identifying invasive breast cancer, but they struggled with spotting whether abnormal cells in a tissue sample might increase a woman's future cancer risk. This may mean that some women are being treated too aggressively, the researchers noted.

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