A well defined, oval shaped, peripherally ring enhancing mass right temporo- parietal lobe. lesion shows central necrotic area. Peripheral ring enhancing wall shows nodular enhancement in its anterior aspect. Peri tumoral edema with mild mass effect, more along medial temporal lobe partially compressing midbrain medially.  
No compression on lateral ventricles or midline shift. 
Findings consistent with aggressive Glioma. 
Glioblastoma multiforme (GBM).  