2/4/2009

U.S. researchers have developed a clinical decision model that uses MR spectroscopy to help physicians distinguish between recurrent tumors and post-radiation changes in brain tissue. In a study involving 33 brain tumor patients who underwent radiation treatment and MRI tests, 20 had recurrent tumors and 13 had post-radiation change. "With further work, this technique could save some patients from unnecessary brain biopsies," the lead researcher said.

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