Glioblastoma multiforme is one of the most aggressive and recalcitrantcancers. A tumor that can be identified radiographically cansometimes be resected, yielding a putatively clean magneticresonance image postoperatively, but tumor cells are invariablypresent in areas of the brain that are at a considerable distancefrom the site of initial diagnosis. The delivery of radiotherapyto a field encompassing the tumor and a margin of 2 to 3 cmincreases survival, but not substantially. Systemic treatmentmay be beneficial, but therapy with nitrosoureas and the methylatingagent temozolomide increases survival only slightly. Virtuallyall patients with glioblastoma multiforme . . . [Full Text of this Article]
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Dr. Friedman is a professor of neuro-oncology and Dr. Bigner is a professor of cancer research both at Duke University, Durham, N.C.
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