PMC9610532_01
MRI imaging with gadolinium contrast depicting solid cystic tumor with dural attachment at convexity. (Top Row) Follow-up MRI at 6 months depicting tumor progression (Bottom Row).
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F1
Significant mass effect, perilesional edema, and mid line shift were also noticed [Figure 1]. At 6 months of follow-up, he was noticed to have tumor progression in spite of radiotherapy. [Figure 1] Patient died at 11 months after first surgery.
Hematoxylin and Eosin stain, (2a) 10x low magnification and (2b) 40x high magnification image. Immunohistochemistry with 20x magnification (2c) TLE1 and (2d) CD99.
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F2
Histopathological examination [Figure 2] revealed a spindle cell tumor with brisk mitosis and large areas of necrosis.