A benign tumor formed of proliferating meningothelial cells with focal whorling. Cytoplasm is eosinophilic and abundant and cell borders are ill-defined. No evidence of atypia or malignancy. This is a WHO grade I meningioma
Extra-axial mass at the left cerebellopontine angle.
Soft tissue fragments collectively measured 2.5x2x0.8 cm, totally embedded.
Extra-axial mass at the left cerebellopontine angle: