Legend There is a large, ill-defined mass in the right frontal lobe with extensive surrounding edema, causing right to left midline shift. Post gadolinium images demonstrates thick enhancing rim with mass-like areas of enhancement internally as well as central non-enhancing regions which likely represent necrotic areas.

Legend Diffusion tensor imaging displays marked splaying, distortion and attenuation of right frontal white matter tracts.

Legend MR perfusion demonstrates increased rCBV in the periphery and corresponding mass-likely enhancing region within the mass and lack of perfusion in central necrotic areas. Key words: mri dti pwi perfusion tumor neoplasia

Brain Diagnosis: Glioblastoma multiforme

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