Functional brain mapping boosts early assessment of brain cancer treatment response

May 9, 2008 Functional brain mapping boosts early assessment of brain cancer treatment response James Brice -------------------------------------------------------------------------------- The first three months after standard radiation therapy for a brain tumor must be hell for patients and their families. The established MacDonald criteria for assessing treatment force them to wait up to 10 weeks for follow-up CT or MR to determine if the size of the treated tumor has changed. Using the Response Evaluation Criteria in Solid Tumors (RECIST), the physician will probably either stick with the treatment plan for patients with responding or stable disease or recommend surgery to remove tumors that do not respond. Between initial treatment and follow-up, patients can do little but imagine the worst and bide their time.

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