U.S. study calls into question tests that sequence tumor genes

April 15, 2015 6:00 PM

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CHICAGO, April 15 (Reuters) - New cancer tests that sequence only a patient's tumor and not normal tissue could result in a significant number of false positive results, potentially leading doctors to prescribe treatments that might not work, U.S. researchers said on Wednesday.

The findings, published in the journal Science Translational Medicine, call into question the accuracy of increasingly popular tests that look for mutations within tumors that drive cancer growth.

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