Mass demonstrating predominantly high T2/FLAIR signal with a central area of low
FLAIR signal, and diffuse low T1 signal is seen in the anterior left frontal lobe.
No enhancement is seen (upper right image).
Color map image of cerebral blood volume demonstrates low CBV of the mass.
MR spectroscopy shows depressed NAA peak, with elevated myo-inositol, choline
and lactate peaks.
Key words: mri tumor neoplasia mr perfusion mrs
Low-grade fibrillary astrocytoma