High grade glial tumors remain among the most aggressive ...

Tumor % Who? Location Features Prognosis Diffuse Astrocytoma 20% of gliomas white matter of cerebral hemispheres Diffusely infiltrate w/o clear margins → rarely resectable. Tend to become more anaplastic. Lack a diagnostic histo pattern. Pattern of growth may be regionally variable in same tumor. Grade. is based on: degree of hypercellularity ................
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