Axial Post-Contrast T1. There is extension laterally into the parasagittal deep frontal and parietal parasagittal (yellow arrows) white matter. There is associated internal cystic change (white arrows) within the mass as well as mild mass effect upon the lateral ventricles. There is a dominant peripherally enhancing tumoral cyst involving the anterior aspect of the left parasagittal tumor (orange arrow). There is no extra-axial fluid collection.