THIS STORY HAS BEEN FORMATTED FOR EASY PRINTING

New DNA test can reveal a tumor's ID

Profile of some cancers helps guide treatment

Genetic tests on Joyce Hansen's breast tumor found it was less likely to recur. Genetic tests on Joyce Hansen's breast tumor found it was less likely to recur. (getty images/for the boston globe)
By Carey Goldberg
Globe Staff / March 10, 2008

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Joyce Hansen found herself going round and round in a circle of indecision that many cancer patients know all too well. Should she get chemotherapy or not? It promised only a slightly better prognosis for her breast cancer, and the list of potential side effects terrified her: nausea, vomiting, and exhaustion, possibly even permanent organ damage. On the other hand, ... (Full article: 882 words)

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