Case Notes
History
53 yo female with dizziness and gait imbalance. Prior history of breast cancer. Meningeal biopsy=nonspecific organizing pachymeningitis on biopsy.Exam
MR sagittal plane
Prior Study
T2-w spin-echo axial MR1. Significant external hydrocephalus with features of significantly increased CSF pressure including early downward herniation effects.
2. No definable cause for the hydrocephalus is evident on this MR sequence.