RATIONALE: New imaging techniques using magnetic resonance imaging give better tumor definition, thus may lead to better tumor targeting and avoid damaging critical parts of normal brain. PURPOSE: This phase I/II trial is studying how well image-guided therapy works in treating patients with newly diagnosed intracranial glioma.
PRIMARY OBJECTIVES: I. To correlate the imaging findings with pathological grade following surgery in patients with newly diagnosed intra-cranial gliomas. SECONDARY OBJECTIVES: I. To determine the feasibility of defining the optimal target volume for radiation therapy using MR spectroscopy, diffusion, perfusion and functional imaging. II. To monitor therapeutic responses following treatment using MR spectroscopy, diffusion imaging and perfusion study. III. To monitor changes in neurocognitive functioning following image guided therapy. OUTLINE: Patients undergo magnetic resonance spectroscopic imaging, functional magnetic resonance imaging (MRI), diffusion-weighted MRI, and perfusion-weighted MRI. Patients then undergo maximum surgical resection followed by intensity-modulated radiation therapy (IMRT) 5 days a week for 6 weeks. After completion of study treatment, patients are followed up every 3 months for the first year then every 6 months for another year.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
15
Undergo diffusion-weighted MRI
Undergo perfusion-weighted magnetic resonance imaging
Undergo functional MRI
NYU Cancer Institute
New York, New York, United States
Feasibility of identifying low grade and high grade tumor location with imaging techniques that include MRSI,perfusion MRI, and DTI
Time frame: Twice a year, after enrollment of first 25 patients, and at study completion
Incorporate imaging techniques of MRSI, perfusion MRI and DTI into the radiotherapy treatment planning system for target delineation
Time frame: Twice a year, after enrollment of first 25 patients, and at study completion
Clinical efficacy of this biological image-guided treatment in gliomas
Time frame: Twice a year, after enrollment of first 25 patients, and at study completion
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Undergo MR spectroscopic imaging
Undergo maximal surgical resection
Ancillary studies
Undergo IMRT planning
Undergo intensity-modulated radiation therapy
Ancillary studies