PMC2964790_01
Brain MRI scan shows a large superficial and temporal mass
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Magnetic resonance imaging (MRI) scan showed a hypodense area in the right temporal region, with marked enhancement in the medial parts and severe surrounding brain edema [Figure 1].
Low power view of the sections from brain tumor shows severe desmoplasia and fascicular pattern of the arrangement of tumor cells (H&E, x100)
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The neoplastic cell population was heterogenous, composed of spindle-shaped astrocytes with a fascicular arrangement in the abundant collagenous reticulin-rich stroma [Figure 2].
High power view shows isolated ganglion-like cells. (H&E, x250)
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Scattered ganglion cells were also observed, indicating neuronal differentiation [Figure 3].
Diffusely GFAP reactive tumor cells along with focal isolated ganglion cells being positive with synaptophysin
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