There are stable size and configuration of the enhancing nodule in the medial aspect of the left cerebellar hemisphere within the left side of the cerebellar vermis adjacent to but not at the roof of the fourth ventricle.
The lesion is FLAIR hyperintense, T1 hypointense and measures 6 x 6 x 6 mm, unchanged compared with the previous exam. There is no other area of focal enhancement in the brain. No other area of signal change in the parenchyma.