Axial T2W, FLAIR, and T1W images demonstrate a mass in the left
frontal lobe with surrounding vasogenic edema and mass effect.
Axial and coronal gadolinium enhanced imaging demonstrates solid and ring
enhancing masses in the left cerebral hemisphere and left cerebellar hemisphere.
Additional chest CT shows multiple masses in the right upper lung.
Time-signal intensity curves demonstrate persistent decrease in signal intensity
in the region of the mass relative to normal right brain. There is locally increased
cerebral blood volume and surrounding decreased cerebral blood volume.
Key words: mri perfusion tumor neoplasia
Lung carcinoma metastasis