Case Notes
History
11 yo female presenting with recent headache, mood changes, and ataxia; patient had an influenza vaccination 2 months earlier.Exam
MR susceptibility (SWI)
Prior Study
MR flair1. Nonspecific cerebellitis on MR flair. Whether this represents active viral infection or immune-based post infectious cerebellitis is indeterminate.
MR T1-w post contrast
1. Nonspecific cerebellitis on post contrast T1-w MR. Whether this represents active viral infection or immune-based post infectious cerebellitis is indeterminate.
MR diffusion
1. Nonspecific cerebellitis on MR diffusion without restriction to suggest actual tissue necrosis.