Ther is e 5.3x5.0x5.6 cm heterogenous thick irregular ring enhancing mass predominantly involving tho cort as well as subcortical and deep white matter of the right temporallobe and right temporal stem with extensive perllosional T2rFLAIR hyperintensities involving the right parietal, temporal and occipital lobes, as well as the right external/axtreme capsules, retrolenticular region and posterior limb of the right internal capsule. There is a focal diffusion restriction at the posterior aspect of this enhancing mass. The superomedial sspect of the mass abuts the right lateral ventricle. There is no other enhancing lesion or lepto enhancement. meningeal There is no obvious hydrocephalus. The right lateral ventricle is effaced due to pressure effect from the mass in the right temporal lobe. There is a 0.7-cm leftward midline shift. Impending right uncal herniation is seen. There is a small mucous retention cyst in the left maxillary sinus. The rest of the visualized paranasal sinuses and bilateral mastoid alr cells are clear. IMPRESSION globlestoma or less -A 5.6x5.0x5.6-om ring enhancing lesion in the right temporal lobe. DDx likely a single metastasis