History of glioblastoma with left-sided weakness and in a 56-year-old female. Now with right facial droop x 4 days since anesthesia for colonoscopy. Very large area of encephalomalacia involving the right frontal lobe with ex vacuo dilatation of the right frontal horn and right lateral ventricle is identified. There is evidence of an extra-axial high density mass abutting the right temporal and parietal bone with mass effect and medial deviation of brain parenchyma. There is extensive surrounding calcification. This finding was noted on prior MRI examination dated 2 -- 15 -- 2008 and with no definitive evidence of interval change. The finding may represent a meningioma or an organized old calcified hematoma.No evidence of hemorrhage, midline shift is detected. The overall appearance of this is study is similar to the prior MRI exam.
No evidence of acute findings.Stable exam since prior MRI.