Fig. 15
From: Magnetic resonance imaging of meningiomas: a pictorial review
Post-contrast axial T1-weighted sequence in an 80-year-old woman with confusion demonstrates a solid and cystic, extra-axial mass overlying the left frontal lobe with a fine rim of enhancement (arrow) around the largest cystic component consistent with a peritumoural cyst. The homogeneously enhancing solid component demonstrated the typical isointensity to grey matter on the T1- and T2-weighted sequences of a meningioma