PMC9699866_01
(a and b) (Sagittal T1- and T2-weighted images), (c and d) (Axial T1- and T2-weighted images), (e and f) (Contrast-enhanced sagittal and axial T1-weighted images) showing IM lesion which is isointense on T1, slightly hyperintense on T2 and shows post contrast-enhancement.
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F1
The lesion appears isointense on T1 and iso to hypointense on T2, with post contrast-enhancement; findings representing IM neoplasm with one differential of ependymoma [Figure 1].
IHC stain GFAP is negative in tumor cells.
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F2
These findings were consistent with the diagnosis of schwannoma [Figures 2 and 3].
IHC stain S-100 is positive in tumor cells.
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F3
These findings were consistent with the diagnosis of schwannoma [Figures 2 and 3].