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The Boston Globe

Science

Gene test may help guide prostate cancer treatment

A new genetic test to gauge the aggressiveness of prostate cancer could help tens of thousands of men each year decide whether they need to treat their cancer right away or can safely monitor it.

The test, which went on sale Wednesday, joins another one that recently arrived on the market. Both analyze genes in a biopsy sample and give a score for aggressiveness, similar to tests used for certain breast and colon cancers.

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