A large irregular ring enhancing lesion right posterior parietal lobe superiorly. It shows peritumoral edema with mild mass effect. Mild effacement of right occipital horn. No midline shift.   Mass shows irregular peripheral ring enhancement with central necrosis.
Findings consistent with primary tumour  like Astrocytoma / GBM Glioblastoma Multiforme. 
Other differentials include Metastasis. 