PMC8422409_01
Brain MRI of the left frontal cystic tumor with parasagittal mural nodule. (a) Axial FLAIR image, (b) coronal T2 image.
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F1
Brain MRI [Figure 1] showed the left frontal cystic parasagittal tumor with parasagittal contrast enhancing mural nodule attached to the lateral wall of the superior sagittal sinus and adjacent falx cerebri and perilesional edema.
Micrograph (H and E) of meningothelial meningioma. Sections show a tumor mass composed of proliferating solid masses of polygonal cells disposed in syncytial pattern. The tumor cells are divided into irregular lobules by intervening fibrocollagenous stroma.
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F2
Histology [Figure 2] showed meningothelial meningioma.
Postoperative cranial CT scan. No tumor residual.
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F3
Postoperative cranial computerized tomography (CT) scan [Figure 3] showed gross total tumor excision.