Section 120
A heterogenous cystic  mass  predominantly within left frontal lobe centred over corpus callosum.  It shows heterogenous irregular ring enhancement with central necrosis. Extension across midline.  Moderate peritumoral edema with compression of anterior horns of both lateral ventricles LT > RT side. compression of adjacent brain parenchyma and extension across midline, corpus callosum towards right side.
Findings consistent with astrocytoma likely butterfly glioma.